痴人 is read as ちじん (chijin) and means dunce.
ちじん
chijin
ろうじんせいちほう
senile dementia
ろうじんせいちほうしょう
ちかん
fool
ちげん
crazy talk
しれごと
foolish talk
ちじょ
female molester
ちわ
lovers talk
ちじょう
being struck mad by love
しろうと
respectable woman (i.e. not a prostitute, hostess, geisha)
くろうと
woman in the nightlife business
ぼんじん
ordinary person
かりゅうど
hunter