Of persons or things: P. and V. μῶρος, εὐήθης, ἠλίθιος (Euripides, Cyclops 537), ἀσύνετος, ἄβουλος, ἀμαθής, Ar. and P. ἀνόητος, ἀβέλτερος, V. κενόφρων.
Of persons only: P. and V. ἄνους, ἄφρων, σκαιός, V. κακόφρων.