ἐναντιότης
From LSJ
οὕτως ἐξ ἐχθρῶν αὐτοκτόνα πέμπετο δῶρα, ἐν χάριτος προφάσει μοῖραν ἔχοντα μόρου → thus mutual gifts that bring death were bestowed by enemies, gifts that brought the lot of death in the name of a favor
English (LSJ)
ητος, ἡ,
A contrariety, opposition, Pl.Phd.105a, A.D.Conj. 253.16, Ph.1.7, etc.; πρὸς ἀλλήλω Pl.Tht.186b, etc.: pl., Ocell.2.4. II in the Philos. of Arist., contrariety, Int.21a29, EN1108b27; v. ἐναντίος 1.4.
German (Pape)
[Seite 827] ητος, ἡ, das Entgegensein, der Gegensatz, Plat. Phaed. 105 a; πρὸς ἀλλήλω Theaet. 186 b; öfter Sp.