ναυπηγός
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)
ὁ, (πήγνυμι)
A shipbuilder, shipwright, Th.1.13, Pl.R.333c, al., PPetr.2 p.61 (iii B. C.), PCair.Zen.270.8 (iii B.C.):—written ναϝυπηγός IG12.672; ναπηγός ib.428.
German (Pape)
[Seite 232] Schiffe zusammenfügend, ὁ, Schiffszimmermann, Schiffsbauer; Thuc. 1, 13; Plat. Gorg. 455 b Rep. I, 333 c; Pol. 1, 20, 10 u. a. Sp.