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”)).
mental (of or relating to the mind or an intellectual process) · spiritual (of or relating to the intellectual and higher endowments of the mind) · -person (consisting of a given number of people)
çekim: karşılaştırma henkisempi · üstünlük henkisin
köken: henki (“spirit, person”) + -inen. Sense "mental, spiritual" coined by Finnish physician and translator Wolmar Schildt in 1843.
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.