διαφυή
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)
ἡ, (διαφύω)
A natural break, joint, suture, τὰ ὀστᾶ . . διαφυὰς ἔχει χωρὶς ἀπ' ἀλλήλων Pl.Phd.98c, cf. Philostr.VA4.28; distinction, Pl.Plt.259d; dissepiment, as in chestnuts, X.An.5.4.29, cf. Plu.Cic.1; joint in reeds or grasses, Longus 1.10; divisions between the teeth, Plu.Pyrrh.3; cleft in rocks, D.S.5.22. II stratum or vein of earth, stone, metal, Thphr.Lap.63; δ. καὶ φλέβες D.S.3.12. III string-basket, PRyl.97.7 (ii B.C.).
