μαστίχινος
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)
η, ον,
A prepared with mastich, ἔλαιον Dsc.1.42, Gal.11.870, Philagr. ap. Orib.5.19.10.
Greek (Liddell-Scott)
μαστίχῐνος: -η, -ον, παρεσκευασμένος διὰ μαστίχης, ἴδε μαστιχέλαιον.