σχινίς
From LSJ
εἰς πέλαγος σπέρµα βαλεῖν καὶ γράµµατα γράψαι ἀµφότερος µόχθος τε κενὸς καὶ πρᾶξις ἄκαρπος → throwing seeds and writing letters at sea are both a vain and fruitless endeavor
English (LSJ)
ίδος, ἡ,
A berry of the mastich, Thphr.HP9.4.7.
German (Pape)
[Seite 1056] ίδος, ἡ, die Beere des Mastixbaumes, Theophr. – Bei Lycophr. 832 Beiwort der Aphrodite.