痴ち人じん

noun

fool; idiot; dunce

A somewhat literary or old-fashioned term for a foolish or stupid person. Not as common in everyday speech as 馬鹿 (ばか) or 阿呆 (あほう).

• 彼かれは痴ち人じんと呼よばれるほど愚おろかだった。

  He was so foolish that he was called a dunce.

• 痴ち人じんの夢ゆめという言こと葉ばがある。

  There is a phrase 'a fool's dream'.