Dated term for a foolish or stupid person. Not commonly used in modern conversation; may appear in historical or literary contexts.
That man is a complete fool.
Standard kanji spelling for this dated term.
Search-only kanji form; not a standard modern spelling.
Compound of 痴れ (shire, the 連用形 of classical verb 痴る 'to be foolish') + 者 (mono, 'person'). The exact historical derivation is uncertain, but the spelling is conventionally associated with foolishness.