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
sŭpĕr-addo: no
I perf., dĭtum, 3, v. a., to add over and above, to superadd (poet.; now usu. written separately): tumulo superaddite carmen, Verg. E. 5, 42: laurus superaddita busto, Prop. 2, 13, 33 (3, 5, 17): vitis, Verg. E. 3, 38.