köken: From Late Latin mattus (“drunk, intoxicated”), itself either from a contraction of a form *madĭtus (as a past participle of Latin madeō), or madidus (“drunk, tipsy”). Cognate to French mat (“matte, pale”).
Se il mondo è matto / Che cosa c'è di strano? / Ma tutto è matto / Almeno noi ci amiamo
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 Old Swedish dāre, from Old Norse dári, Middle Low German dore, from Old Saxon *dōro, from Proto-West Germanic *dauʀō. See also German Tor; Icelandic dári, Danish dåre.
köken: From Old Danish gælninger, from galin + -inger, equivalent to galen (“crazy, mad”) + -ing (“-y, -ie”). Cognate with Swedish galning, Norwegian Bokmål galning (also gærning) and Norwegian Nynorsk galning.
köken: Unknown. Inherited from Old Galician-Portuguese louco, lauco (13th century, Cantigas de Santa Maria), perhaps from Andalusian Arabic لَوَق (lawaq, “stupidity”), from Arabic لاق (lāq, “to soften”). Compare Portuguese louco, Spanish loco, and Sicilian loccu.