γελᾷ δ' ὁ μωρός, κἄν τι μὴ γέλοιον ᾖ → the fool laughs even when there's nothing to laugh at
perperus, flagitium, malum, malitas, improbitas, distaedet, perversus, iniquitas, perversitas, malus, sceleratus, nequam, profanus, niger