στλέγγισμα
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)
ατος, τό,
A like γλοιός, the oil and dirt scraped off by the στλεγγίς, Arist.Mir.839b25; in form στέλγισμα, Lyc. 874.