ανθρωπόλεθρος
From LSJ
οὐ γὰρ αὐθάδης οὐδ' ἐπαχθής ὁ χρηστός, οὐδ' αὐθέκαστος ἐστιν ὁ σώφρων ἀνήρ → the man of value is not arrogant or insufferable, and the wise man is not a smug
Greek Monolingual
ἀνθρωπόλεθρος, -ον (Μ)
αυτός που εξολοθρεύει τους ανθρώπους.