köken: Inherited from Old Anatolian Turkish دلو (delü), from Proto-Turkic *tēlbe (“mad, stupid”). Cognate with Turkish deli, Uzbek telba, Turkmen däli and telbe, Southern Altai тели (teli), Tatar тилбә (tilbä, “foolish person”), Chuvash тилӗр (tilĕr, “become enraged”) etc.
mad, crazy, insane, lunatic, bonkers, not sane, exhibiting unsoundness or disorder of mind, mentally deranged · whimsical, eccentric, quirky, bizarre, odd, given to quirks or idiosyncrasies, strange in a somewhat silly, manner · inconsiderate, thoughtless, unthoughtful, not considerate, showing lack of due thought or care for the other people
çekim: karşılaştırma däliräk · üstünlük iň däli
köken: From Proto-Turkic *tēlbe (“mad, crazy”). Cognate with Turkish deli, Azerbaijani dəli, Bashkir тиле (tile), Kazakh дәлду (däldu), Kyrgyz тели (teli), Uyghur تەلۋە (telwe) and Uzbek telba.
köken: From Middle Dutch geck (“madman”). Earlier origin uncertain, but perhaps from an imitative verb also found in Swedish gäcka (“to mock”). Cognate with German Geck, Jeck, English geek (see etymology there).
aile: gek als een deur, gek als een ui, gekke Henkie, gekkerd, gekkig, gekmakend, gekscheren, knettergek, stapelgek
female equivalent of bicho: a female animal · worm (any of several legless, elongated creatures), especially: · leech (bloodsucking parasite)
çekim: çoğul bichas
eş: fila
köken: From Vulgar Latin bīstia, variant of Latin bēstia. Doublet of besta. Sense of "homosexual" possibly influenced by the sense of "prostitute" or by English bitch (also related to the possible origin in Portuguese).
madman, lunatic · madness, insanity · enthusiast, fan
eş: 狂人, きじるし, ばか, マニア, フリーク
köken: Verbal noun of 気(き)が違(ちが)う (ki ga chigau, “to be mad”). Analyzable as 気(き) (ki, “mind, temperament, character; mood, spirit”) + 違(ちが)い (chigai, “difference; mistake”, 連(れん)用(よう)形(けい) (ren'yōkei, “stem or continuative form”) of the verb 違(ちが)う (chigau, “to differ; to be mistaken”)).
köken: From Proto-Finnic *häidelmä (compare Votic edʹdʹõlmo), a derivation of Proto-Finnic *häici (see it and heisi for more). Attested since the time of Mikael Agricola (output c. 1543–1552).
çekim: karşılaştırma bolondabb · üstünlük legbolondabb
köken: Borrowed from a Slavic language. Compare Polish błąd (“mistake”), Russian блуд (blud, “fornication”), from Proto-Slavic *blǫdъ. Compare also unrelated German blöd.