痴おこ

noun, na-adjective, noun which may take the genitive case particle 'no'

foolish thing; stupidity; absurdity

Obsolete noun/adjectival noun for a foolish or absurd thing. Not used in modern Japanese.

• 古ふるい文ぶん献けんでは「烏お滸こな行おこない」のように使つかわれた。

  In old texts, it was used like 'a foolish act'.

noun

fool; idiot; moron

Obsolete noun for a foolish person. Replaced by words like 馬鹿 or 愚か者 in modern Japanese.

• 「烏お滸こ」は昔むかし、愚おろか者ものを指さす言こと葉ばだった。

  烏滸 was once a word for a fool.