Exhaust

Definition: Exhaust

Exhaust

Noun

1. Gases ejected from an engine as waste products.

2. System consisting of the parts of an engine through which burned gases or steam are discharged.

Verb

1. Wear out completely; "This kind of work exhausts me"; "I'm beat"; "He was all washed up after the exam".

2. Use up, as of resources or materials; "this car consumes a lot of gas"; "We exhausted our savings"; "They run through 20 bottles of wine a week".

3. Deplete; "exhaust one's savings"; "We quickly played out our strength".

4. Use up the whole supply of; "We have exhausted the food supplies".

5. Create a vacuum in (a bulb, flask, reaction vessel, etc.).

Source: WordNet 1.7.1 Copyright © 2001 by Princeton University. All rights reserved.
 

Date "exhaust" was first used in popular English literature: sometime before 1415. (references)

Computing

Energy

Source: compiled by the editor from various references; see credits.

Synonyms: Exhaust

Completion

Do thoroughly, not do by halves,go the whole hog; drive home; be in at the death; (persevere) a; carry through, play out, exhaust; fill the bill.

Fatigue

Fatigue, tire, weary, irk, flag, jade, harass, exhaust, knock up, wear out, prostrate.

Impotence

Shatter, exhaust, weaken.

Prodigality

Verb: be prodigal; Adjective: squander, lavish, sow broadcast; pour forth like water; blow, blow in; pay through the nose; (dear); spill, waste, dissipate, exhaust, drain, eat out of house and home, overdraw, outrun the constable; run out, run through; misspend; throw good money after bad, throw the helve after the hatchet; burn the candle at both ends; make ducks and drakes of one's money; fool away one's money, potter away one's money, muddle away one's money, fritter away one's money, throw away one's money, run through one's money; pour water into a sieve, kill the goose that lays the golden eggs; manger son ble en herbe.

Taking

Oust; (eject); divest; levy, distrain, confiscate; sequester, sequestrate; accroach; usurp; despoil, strip, fleece, shear, displume, impoverish, eat out of house and home; drain, drain to the dregs; gut, dry, exhaust, swallow up; absorb; (suck in); draw off; suck the blood of, suck like a leech.

Waste

Verb: spend, expend, use, consume, swallow up, exhaust; impoverish; spill, drain, empty; disperse.

Crosswords: Exhaust

It's an anchor that drowns a man. Besides, I got the sky, the smell of jet exhaust, my bike (Hot Shots!; writing credit: Jim Abrahams; Pat Proft)

If the pilot's good, I mean if he's reeeally sharp, he can barrel that thing in so low, oh it's a sight to see. You wouldn't expect it with a big ol' plane like a '52, but varrrooom! The jet exhaust frying chickens in the barnyard (Dr. Strangelove or: How I Learned to Stop Worrying and Love the Bomb; writing credit: Peter George; Stanley Kubrick)

But any reasonable psychiatrist would exhaust the somatic possibilities first (The Exorcist; writing credit: William Peter Blatty)

Source: compiled by the editor from various references; see credits.

References

• The 2003-2008 World Outlook for Automobile Exhaust Replacement Parts (reference)

  (more reference examples)

Books

• Air Compressors, Exhaust Fans & Fans Manufacturing in Taiwan [DOWNLOAD: PDF] (reference)

• ASE Test Prep Series -- Automobile (X1): Exhaust Systems (reference)

• Critical Topics in Exhaust Gas Aftertreatment (Engineering Design Series, Number 3) (reference)

• German Car Exhaust [DOWNLOAD: PDF] (reference)

• How to Build and Modify (Intake and Exhaust Powerpro Series) (reference)

  (more book examples)

Periodicals

• Ca Selects: Engine Exhaust (reference)

  (more periodical examples)

Theater & Movies

• Replacing Exhaust Systems (reference)

  (more DVD examples; more video examples)

Music

• Dub Terror Exhaust (reference)

• Exhaust (reference)

• Seldom Does Hope Exhaust Despair (reference)

  (more classical music examples; more popular music examples)

High Tech

• Startech 5.25 Drive Bay Case Exhaust Fan (reference)

  (more camera examples; more video game examples; more computer examples; more electronic examples; more software examples)

Consumer Goods

• Bissell 32032 Lift Off 3M Filtrete Exhaust Filter (reference)

• Euro-Pro Combo Pack for EP88 (1 HEPA dust cup filter, 1 exhaust filter) (reference)

  (more baby examples; more wireless phone examples; more garden examples; more kitchen examples; more tool examples)

Source: compiled by the editor from various references; see credits.

Astronomers have seen the exhaust products of black hole "engines": narrow beams of material ... Credit: NASA.

Polar night has arrived - geodesic dome silhouetted by bluish aurora australis Horizontal line emanating to right from geodesic dome is exhaust from generator. Credit: Paths Less Taken - NOAA at the Ends of the Earth.

Aurora Australis - surrealistic view of South Pole station with auroral curtain and exhaust emanating in curved line fro. Credit: Paths Less Taken - NOAA at the Ends of the Earth.

The first rays of sun highlighting exhaust from station generators. Credit: Paths Less Taken - NOAA at the Ends of the Earth.

Staff Sgt. Hale Lewis, crew chief, works inside the exhaust of a F-16C/D Nov. 12, 2002. He is with the 35th Fighter Squadron, Kunsan Air Base, South Korea. Lewis is taking part in this year's Exercise Keen Sword 03 being held in Tsuiki Air Base, Japan.

[Steam exhaust system of a chemical laboratory in Berlin]. Credit: National Library of Medicine.

View from overhead, looking forward from just off the starboard side amidships, while the ship was at the Norfolk Navy Yard, Portsmouth, Virginia, 2 January 1942. Note her large smokestack, with a rather small exhaust at its after end, ship's bell mounted on the smokestack base, and the landing craft davits on the midships' superstructure. The lighter YF-244 is alongside the battleship at left. Credit: NAVY.

Source: pictures compiled by the editor from various references; see picture credits.

Source: compiled by the editor from various references.

She believed so at least, but it is a mistake to imagine that man can exhaust his destiny, or can reach the bottom of anything whatever

They rumbled along, putting a little earthquake in the ground, and the standing exhaust pipes sputtered blue smoke from the Diesel oil.

Source: compiled by the editor from various references.

Business

However, the country has several factories that produce automotive exhaust and muffler systems. (references)

The tire specialists, body parts and even exhaust specialists are nonetheless the exceptions, and have tended to remain specialized. (references)

Compared with cars made ten years ago, today’s models run on 40% less fuel and emit exhaust gases that are five to ten times lower in pollutants. (references)

Economic History

Germany

German vehicle exports to the U.S. increased strongly in 2000 and the trend to fit U.S. made "OEM replacement" parts (clutches, exhaust systems) on such vehicles continues. (references)

Pakistan

To date, PEPA has developed standards for municipal and liquid industrial effluent and waste, industrial gaseous emissions, motor vehicle exhaust and noise and air pollutants. (references)

Mexico

Environmental regulations regarding soil erosion, engine exhaust emissions, and water pollution have been enacted and Mexican farmers and machinery manufacturers will have to change to new practices and products. (references)

Human Rights

Cyprus

The ECHR declined jurisdiction to examine some of the Government's complaints regarding the violation of rights of Turkish Cypriots, ruling that such persons could and should first exhaust domestic remedies provided by Turkey through judicial bodies established in the north. (references)

Russia

Complainants need not exhaust all appeals in domestic courts before they can turn to the European Court, but must exhaust "effective and ordinary" appeals, which usually include two appeals (first and cassation) in courts of ordinary jurisdiction and three (first, appeal, and cassation) in the commercial court system. (references)

Worker Rights

Madagascar

The code requires workers to exhaust conciliation, mediation, and arbitration procedures before striking; however, these requirements have not deterred significantly any strikes. (references)

Source: compiled by the editor from ICON Group International, Inc.; see credits.

Expressions using "exhaust": exhaust a subject ♦ exhaust a well ♦ exhaust air ♦ exhaust back pressure ♦ Exhaust draught ♦ exhaust emission control ♦ Exhaust fan ♦ exhaust fumes ♦ exhaust gas ♦ exhaust hood ♦ exhaust loss ♦ exhaust manifold ♦ Exhaust nozzle ♦ exhaust oneself ♦ Exhaust orifice ♦ Exhaust pipe ♦ exhaust piping ♦ Exhaust port ♦ Exhaust purifier ♦ exhaust silencer nozzle ♦ Exhaust steam ♦ exhaust system ♦ exhaust temperature indicator ♦ exhaust trail ♦ Exhaust valve ♦ exhaust ventilation ♦ local exhaust system ♦ local exhaust ventilation ♦ pump using exhaust air ♦ variable exhaust. Additional references.

Beginning with "exhaust": exhaust-belching, exhaust-heated, exhaust-mounted, exhaust-pipe, exhaust-pipes, exhaust-tainted.

Ending with "exhaust": car-exhaust, tyre-exhaust.

Albanian

zbraz (clear, clear out, deplenish, deplete, discharge, drain, draw, dump, effuse, empty, empty out, evacuate, flux, Lade, make a hole in, outpour, overrun, pour out, purge, shoot, tap, unload, unlock, void), tub i shkarkimit, thëthij (drink in, engross, inhale, suck), sos (deplete, finish), skapamento (manifold, silencer), shter (drain, spend, stew), rraskapit (depauperate, do in, do up, overdrive, overstrain oneself, Tucker), rrënoj (beggar, collapse, depredate, destroy, do for, ravage, ruin, vandalize, waste), nxjerrës (ejector, excretory, extractive, extractor, wrecker), marmitë, këpus (break, depauperate, pick, pick off, pluck, pull, Tucker), i shkarkimit, heq (abate, abolish, avert, bereave, blow, call off, cast, clear away, clear out, cross, cut off, cut out, deduct, delete, derogate, detach, detrude, dislodge, dismiss, dismount, divest, do away with, doff, drag, draw, drop, eject, eliminate, erase, expel, exscind, extract, gather in, generate, get off, jump, keep off, kill, lift, lift off, move off, off with, omit, oust, peel back, pick off, pull at, pull off, pull out, put aside, put off, relegate, remove, save, scour, scratch, scratch off, scratch out, shake out, shed, skim, skip, soothe, spay, strike off, strip, subtract, swing, take away, take off, take out, tear away, throw out, turn away, undergo, unhang, unhook, unpin, unstring), gajas (wear out by exertion), dal (appear, arise, beetle, brush off, come into being, come out, come up, creep out, develop, egress, emerge, erupt, exit, flow out, get out, get out of, go out, leave, let out, open, run out, sprout, stand out, stick up, turn out, turn up). (various references)

Arabic 

‏فرغ كليا, ‏كد (diligence, drudgery, exert oneself, fatigue, industry, overwork, sedulity, toil, work hard), ‏نهك (fatigue, fray, frazzle, gruel, harass, jade, macerate, overdo, overload, overstrain, prostrate, spend, wear), ‏تلف خصوبة التربة, ‏عالج موضوعا (expatiate, handle), ‏ضنى (hardship, languish, spend, tire, tucker), ‏العادم (exhauster), ‏البخار المستنفد, ‏إنطلاق البخار, ‏إستنفد (clean, clean out, consume, deplete), ‏إستنزف (deplete, drain, milk), ‏أنفق (disburse, expend, lay out, outlay, pass away, put in, spend, spend the time), ‏أرهق (beat, break, fatigue, gruel, harass, labor, labour, lie, load, overload, overstrain, pump, run down, saddle, soak, squeeze, tax, try, tucker, weary, weigh, weigh down, weight). (various references)

Bulgarian 

отработена пара, отходни газове, ауспух (tailpipe), изсмуквам (evacuate, suck, suck out), изразходвам (disburse, drain, eat up, expend, spend, spin out, use up), изчерпвам (deplete, impoverish, play out, use up, wear), изтощавам (bucket, crock, deplete, distress, do in, emaciate, extend, fag, farm out, fatigue, frazzle, gruel, impoverish, kill, leech, overcrop, overwork, play out, poop, prostrate, pump, pump out, punish, rack, reduce, run down, sew up, spend, tire out, tucker, waste), извличам (derive, distil, drag out, draw, educe, elicit, excerpt, extract, milk, recover), изпускателна тръба, изпускателен, изпускам (elide, emit, exhale, exude, give off, heave, leave out, let fall, let out, lose, muff, omit, ooze, pour, put forth, quit, release, run, shoot, throw out, utter, vent), изпразвам (clear out, deflate, deplenish, deplete, discharge, dismantle, empty, eviscerate, unload), изпомпвам (pump out). (various references)

Chinese 

竭 , 用盡 , 排放 (discharge), 尾气. (various references)

Czech

vyprázdnit (become empty, clean out, deplete, empty, evacuate, soak), vyèerpat (deplete, do up, drain, enervate, fatigue, suck up, tire out, use up, wear, work out), výfuk (outlet), unavit (do up, fatigue, tire, wear out, weary), spotřebovat (burn, burn up, consume, expend, use, use up), plundrovat (drain). (various references)

Danish

escape (escape), ESC (escape). (various references)

Dutch

ESC (Economic and Social Committee, eligibible source country, escape), wisselteken (escape), ontsnapping (escape). (various references)

Farsi 

مفر (Loophole), نیروی چیزی راگرفتن , تمام کردن (Attain, End, Forth, Integrate, Process), تهی کردن (Deplete, Evacuate, Purge, Strip, Vacate), خسته کردن (Bore, Harass, Jade, Tire), اگزوس , ازپای دراوردن , دررو (Port), بادقت بحث کردن . (various references)

Finnish

väsyttää (fatigue, tire, tire out, wear out), uuvuttaa (fatigue, tire, wear out), uuvus (fatigue, tire, wear out), tyhjentää (empty), näännyttää (prostrate), näännys (prostrate), kuluttaa consume loppuun (use up, wear out), koodinvaihtomerkki (control character ESC, escape, escape code). (various references)

French

échappement (exhaust pipe). (various references)

German

ausschöpfen (bail out, bale out, drain, ladle out, spoon out, to exhaust), auspuff (exhaust pipe, muffler). (various references)

Greek 

παρακολουθώ (attend, follow, keep tabs on, monitor, observe, tag, tail after, watch), εκφεύγοντα αέρια καύσησ τησ μηχανήσ, εξάτμιση (evaporation, exhaust pipe, muffler, vaporization), εξαντλώ (deplete, drain, sap, short of, tire, wear out), διαφυγή (escape, leakage). (various references)

Hebrew 

למצות (drain out, express, extract, squeeze, suck), ליגע (tire, weary), להלאות (irk, tire, wear out, weary), לדלדל (deplete, impoverish, weaken), פליטה (ejection, emission, retching, spurt, vomiting), אגזוז, צנור הפליטה. (various references)

Hungarian

fáradt (aweary, a-weary, deadbeat, exhausted, fatigue, fatigued, feel tired, heavy, jaded, languid, tired, to feel tired, used, weary, worn out). (various references)

Indonesian

alat pembuangan gas. (various references)

Italian

scarico (discharge, discharging, drainage, dumping, escape, flat, outgo, outlet, plughole, unloaded, unloading), scappamento (escape, escapement, exhaust pipe). (various references)

Japanese Kanji 

排気 (ventilation). (various references)

Japanese Katakana 

はいき (abandon, annullment, discarding, disposal, repeal, scrap, ventilation). (various references)

Korean 

배출. (various references)

Manx

treaghan, sooder (absorber, aspirator, sipper, soaker, sucker, tippler), jeeigeyraghey, jeeigey (ditch, ditching, drain, draining, hollow, tilt). (various references)

Norwegian

eksos, utmatte. (various references)

Pig Latin

exhaustay.(various references)

Portuguese

escape (blow-off, detent, escapement, leakage). (various references)

Romanian

eşapament (discharge, scapement), epuiza (consume, crock, deplete, distress, drain, drive, emaciate, jade, outwork, overdrive, prostrate, spend, use up, waste), evacuare (ejection, evacuation, eviction), extenua (distress, drive, outwork, overwork, pump, tire, try, waste), istovi (crock, fag, fag out, haze, jade, kill, knock off, rack, try, wither), consuma (consume, corrode, destroy, spend, take, use, waste, worry), da drumul la (ease, heave, let off, relinquish, slack, slip, spill, stream, volley), deşerta (deplete, tip), aspira (aspirate, aspire, breathe, endeavor, endeavour, inspire, sniff, suck), ieşi (appear, be gone, become, come out, draw out, erupt, escape, exit, fade, get out, go out, issue, result, run, spring, start, start out, step out), vlãgui (emaciate, enervate, sap), omorî (annihilate, assassinate, bring down, bump, butcher, croak, destroy, dispatch, do for, do in, execute, finish, kill, knock off, make an end of, make away with, murder, put smb. on the spot, put to death, send to glory, shift, slaughter, slay, spoil, torment, torture), scoate (abstract, banish, bring out, brood, chase away, concoct, deduce, delete, deliver, dig, discharge, dismiss, draw out, drive away, edit, elicit, emit, expel, extort, extract, extrude, fabricate, get on, give out, gouge, gut, hatch, heave, issue, let out, obtain, produce, publish, pull off, pull out, put off, put out, quarry, realize, remove, sap, save, scoop, strike out, strip, take off, take out, utter), scurge (buzz, drain, gather, strain), seca (drain, dry, empty, peter out, run dry, torment, torture), secãtui (drain, impoverish), sfârşi (close, complete, conclude, end, finish, put an end to, stop), slei (deplete, jade, outwork, overdrive, overwork, pump), stoarce (crush, drain, express, extort, extort from, fleece, force, milk, pinch, press, screw, soak, squeeze, swindle, twist, wring), goli (clean, clear, deplenish, deplete, drain, empty, evacuate, let out, relax, shoot, void). (various references)

Russian 

томить (steam, stew), высасывать, выхлопной (waste), выхлоп (scavenging), вытягивать (draw out, elicit, extend, stretch), выматывать (crock), выпускной (outlet), выпуск (edition, eduction, emission, escape, installment, instalment, issue, number, outlet, output, scavenging, turn out), исчерпывать выхлоп, исчерпывать (deplete), истощать (attenuate, debilitate, depauperate, deplete, drain, emaciate, impoverish, outwear, sap, sapped, sapping, wear out), извести, изнурять (emaciate, macerate, pull down, rack, tucker out). (various references)

Scottish

traogh (drain, ebb, subside), caith (cast, spend, wear). (various references)

Serbo-Croatian

zamoriti (tire), izduvni gas, izduvni, izduvna cev, iscrpsti (beggar, run down, sap, scoop dry). (various references)

Spanish

escape (avoidance, blowoff, blowout, elopement, escape, escapement, exhaust pipe, flight, fuite, getaway, leak, leakage). (various references)

Swedish

uttömma (drain), utmatta (waste), avgas (exhaust gas). (various references)

Thai

ใช้หมด, ทำให้หมดแรง (drain away), การปล่อยควันเสีย, ปล่อยควันเสีย. (various references)

Turkish

egzoz (silencer, stack), yorulmak (be done, be tired, fag, fatigue, feel tired, get tired, tire, wear out), yormak (attribute, cream, do in, do up, fag, fag out, fatigue, frazzle, knock out, poop, prostrate, strain, take out, task, tax, tire, try, Tucker, tucker out, wear out, wearisome, weary), tüketmek (consume, deplete, destroy, dispose of, drain, eat, eat up, erode, expend, extinguish, finish, spend, swallow up, use up, waste, wear away, wear out, whittle away, whittle off, work out), kurutmak (air, bake, corn, cure, dehydrate, deplete, desiccate, drain, dry, dry up, parch, scorch, sear, season, shrivel, torrefy, weather, wither), boşaltmak (bleed, clean, clean out, clear, clear out, close out, debus, deplenish, deplete, discharge, disgorge, dismantle, drain, drain away, drain off, draw off, drop off, dump, ejaculate, empty, evacuate, excrete, let off, pour, pour from, pour out of, quit, strip, teem, tip, tip out, tip over, turn out, unlade, unload, unpack, vacate, void), boşalmak (cream, cum, discharge, drain away, drain off, ejaculate, empty, run down, swell, teem), bitirmek (break up, bring to an end, bring to completion, call it off, carry through, cease, clean up, clear off, close, complete, conclude, consume, deplete, drink, end, end off, expend, fetch up, finish, fulfil, fulfill, get through, graduate, leave off, make an end of, play out, point, polish off, put a stop to, put an end to, put through, round out, run out, sign off, snuff out, swallow up, terminate, use up, wind up, work off, wrap it up), çürük istim, çürük gaz (exhaust gas), çıkarmak (bare, belch, blank, bring out, bruit about, deduct, delete, derive, disconnect, dislocate, dislodge, dismantle, displace, divest, doff, draw off, draw out, drive out, drop, educe, eject, elicit, eliminate, emit, enact, enucleate, evolve, exclude, excogitate, excrete, exhale, expel, expunge, extract, extricate, extrude, exude, foot, foot up, give forth, give off, haul up, hawk, issue, let out, make out, omit, order off, order out, oust, out, pay off, present, print out, provoke, publish, pull off, put off, put out, put up, reject, remove, rest, rout out, rout up, rule out, scratch, shoot out, slip off, spew forth, spew out, spew up, spit, start, stick out, strike, strike off, strike through, strip, strip off, subtract, take, take from, take off, take out, throw off, throw out, tide over, touch off, uncase, unfix, vent, void, vomit, winkle out, wipe out, wipe up, work out, wreak). (various references)

Turkmen 

horlamak (snore, snort). (various references)

Ukrainian

розріджувати (dissolve, rarefy), виснажувати (attenuate, crock, debilitate, depauperate, deplete, distress, drain, emaciate, impoverish, macerate, overcome, overdrive, prostrate, pull down, sap, use up, waste), вихлоп (expulsion), зморювати (atrophy, emaciate, fatigue, over-fatigue). (various references)

Vietnamese 

sự thoát khí. (various references)

Welsh

hysbyddu (drain), dihysbyddu (empty). (various references)

adesa, adficio, consumam, consumant, consumantur, consumas, consumat, consumatur, consume, consumendus, consumens, consumentur, consumere, consumerem, consumerentur, consumeretur, consumeris, consumet, consumetur, consumi, consumit, consumitur, consumpserat, consumpseris, consumpserunt, consumpsi, consumpsimus, consumpsit, consumpta, consumptae, consumptaque, consumptas, consumpti, consumptis, consumptisque, consumptum, consumptura, consumptus, consumptusque, conteram, conteramus, conterantur, conteras, conterat, conteratis, conteratur, contere, conterebam, conterendam, conterendos, conterendum, conterens, conterent, conterentur, conterere, contererentur, contereret, contereris, conteres, conteret, conteretur, conteris, conteritis, conteritur, conterunt, contrita, contritae, contritaeque, contriti, contritis, contrito, contritos, contritum, contritus, contriverim, contriverit, contrivero, contriverunt, contrivi, contrivisset, contrivisti, contrivit, debilito, defatigatus, exhaurient, exhauriet, hauri, hauriam, hauriant, haurias, hauriatur, hauriendam, hauriendas, hauriendum, hauriens, haurierant, hauriet, haurietis, haurire, hauriret, haurite, hauseris, hauserunt, hauseruntque, hausit, haustam, haustis, hausto, lassarentur, lassas, lassata, lassati, lasso, sicca, siccabit, siccabitur, siccabo, siccabuntur, siccans, siccante, siccaque, siccarentur, siccasque, siccasset, siccasti, siccata, siccatio, siccatus, siccaverit, siccavi, siccavit, siccentur, sicco. (various references)

Derivations

Words beginning with "exhaust": exhausted, exhauster, exhausters, exhaustibilities, exhaustibility, exhaustible, exhausting, exhaustion, exhaustions, exhaustive, exhaustively, exhaustiveness, exhaustivenesses, exhaustivities, exhaustivity, exhaustless, exhaustlessly, exhaustlessness, exhaustlessnesses, exhausts. (additional references)

Words containing "exhaust": inexhaustibilities, inexhaustibility, inexhaustible, inexhaustibleness, inexhaustiblenesses, inexhaustibly. (additional references)

Misspellings

"Exhaust" is suggested in spellcheckers for the following: Ewhurst, exahaust, exaust, exfaust, exhault, exhauste, exhausti, exhist, exhost, exhuast, exhurst, exhust, Exwaste. (additional references)

Source: compiled by the editor (additional references); see credits.

Scrabble® Enable2K-Verified Anagrams

-2 letters: haets, haste, hates, haute, heats, saute, shute, taxes, taxus, texas, tuxes.

-3 letters: ates, axes, east, eath, eats, eaux, etas, eths, haes, haet, hast, hate, hats, haut, heat, hest, hets, hues, huts, sate, seat, seta, sext, shea, shut, suet, taus, teas, thae, thus, tush, utas.

-4 letters: ash, ate, axe, eat, eau, eta, eth, hae.

+1 letter: exhausts.

+2 letters: exhausted, exhauster.

+3 letters: exhausters, exhausting, exhaustion, exhaustive.

+4 letters: exhaustible, exhaustions, exhaustless, exhumations.

+5 letters: auxotrophies, exhaustively, exhaustivity, exophthalmus, heteroauxins, heterosexual.