THUMB-NAIL

Albanian

thua e gishtit të madh, gjë që ka madhësi të thoit. (various references)

Bulgarian 

нокът на палец, миниатюрен (diminutive, elfin, lilliputian, miniature, pocket-size, tiny). (various references)

Czech

miniaturní (miniature, pickaninny, thumbnail). (various references)

German

miniatur (miniature). (various references)

Greek 

όνυξ του μεγάλου δάκτυλου τησ χειρόσ, όνυξ του αντίχειροσ. (various references)

Hungarian

hüvelykujj körme (thumbnail). (various references)

Japanese Kanji 

人物寸描 (thumb-nail sketch). (various references)

Japanese Katakana 

じんぶつすんびょう (thumb-nail sketch). (various references)

Pig Latin

umb-nailthay.(various references)

Portuguese

unha do polegar. (various references)

Russian 

краткий (compendious, concise, curt), маленький (pimping). (various references)

Serbo-Croatian

kratak (brief, curt, laconic, monkey jacket, short, terse). (various references)

Ukrainian

ніготь великого пальця. (various references)