μαστίχη
From LSJ
English (LSJ)
ἡ,
A mastich, μ. τρώγειν Com.Adesp.338; obtained from σχῖνος, mastich, Pistacia Lentiscus, or from ἰξίνη, pine-thistle, Atractylis gummifera, Thphr.HP9.1.2, cf. Dsc.1.70; the latter distd. as ἡ ἀκανθική Thphr.HP6.4.9; used as a cosmetic, Luc.Ind.23, Alex. 21.