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English definition of “lunacy”

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lunacy

noun [U]  /ˈlu·nə·si/ us  
extreme foolishness or mental illness: It would be lunacy to try and climb the mountain in this weather.
Translations of “lunacy”
in Korean 바보짓…
in Arabic جُنون…
in French folie…
in Turkish delilik, kaçıklık, çılgınlık…
in Italian follia, pazzia…
in Chinese (Traditional) 愚蠢的行為,不明智的舉動, 精神病,精神錯亂…
in Russian безрассудство…
in Polish szaleństwo…
in Spanish locura…
in Portuguese loucura…
in German der Wahnsinn…
in Catalan bogeria…
in Japanese 愚行…
in Chinese (Simplified) 愚蠢的行为,不明智的举动, 精神病,精神错乱…
(Definition of lunacy from the Cambridge Academic Content Dictionary © Cambridge University Press)
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