BE SHARP

Arabic 

‏حاد (abrupt, acid, acrid, acrimonious, acute, avid, biting, brisk, clear, cutting, exquisite, heavy, incisive, intense, intensified, intensive, keen, loud, nasal, penetrating, petulant, piercing, piquant, pithy, poignant, pointed, prompt, pronounced, pungent, quick, ripe, rough, salty, severe, sharp, shrill, squeaky, strident, strong, trenchant), ‏شحذ (edge, grind, hone, quicken, sharp, sharpen, sharpening, stone, strop, whet, whetting). (various references)

French

aiguiser, être tranchant, être âpre. (various references)

Hebrew 

להתחדד (be witty, become sharp, taper). (various references)

Japanese Kanji 

角立つ (to be rough, to be sharp), 角立てる (to be pointed, to be sharp), 角目立つ (to be rough, to be sharp), 切れる (to be disconnected, to be injured, to be out of, to be sharp, to be shrewd, to break, to burst, to collapse, to cut well, to expire, to have a sharp mind, to severwith, to snap, to wear out). (various references)

Japanese Katakana 

きれる (to be disconnected, to be injured, to be out of, to be sharp, to be shrewd, to break, to burst, to collapse, to cut well, to expire, to have a sharp mind, to severwith, to snap, to wear out), つのめだつ (to be rough, to be sharp), かどだつ (to be rough, to be sharp), かどだてる (to be pointed, to be sharp). (various references)

Pig Latin

ebay arpshay.(various references)

Spanish

ser astuto. (various references)

Turkish

karnı zil çalmak (be sharp-set, feel peckish), çok aç olmak (be sharp-set). (various references)

Ukrainian

суворо судити (be sharp upon). (various references)