ἀερίτης
From LSJ
Ζῆν οὐκ ἄξιος, ὅτῳ μηδὲ εἷς ἐστι χρηστὸς φίλος → Life is not worth living if you do not have at least one friend.
English (LSJ)
λίθος, kind of
A precious stone, Ps.-Callisth.3.22.
Spanish (DGE)
-ου, ὁ cierta piedra preciosa ἀ. λίθος Ps.Callisth.120.18, Anon.Alch.360.13. Cf. quizá ἀεροειδής I 1.