λέγεις, ἃ δὲ λέγεις ἕνεκα τοῦ λαβεῖν λέγεις → you speak, but you say what you say for the sake of gain (Menander, fr. 776)
ἀντίφωνος, περαῖος, ἐναντίος, ἀντιβατικός, ὑπεναντίος, ἀντίος, ἀντήρης, ἀντίθετος, ἕτερος