ἀκάτειος
From LSJ
Κύριε, σῶσον τὸν δοῦλον σου κτλ. → Lord, save your slave ... (mosaic inscription from 4th cent. church in the Negev)
English (LSJ)
ον, prop.
A belonging to an ἄκατος, q. v.; esp. ἀ. ἱστός foremast, IG2.793, etc.; ἀ. κεραία yard belonging thereto, ib., cf. Poll. 1.91. II Subst. ἀκάτειον, τό, (sc. ἱστίον) small sail, opp. τὰ μεγάλα ἱστία, X.HG6.2.27, Epicr.10 (with play on ἄκατος 11), cf. Luc.Lex.15, J. Tr.46, Hist. Conscr.45; ἄρασθαι τὸ ἀ., i.e. take to flight, prob. l. for ἀκάτιον in Epicur.Fr.163, cf. Ar.Lys.64.
Greek (Liddell-Scott)
ἀκάτειος: ἱστός, ἀκάτειος κεραία, Ἐπιγρ. Ἀθηνῶν. Rang. Ant. Hell. 2343a. - Ἐν τοῖς συγγραφεῦσιν εὕρηται μόνον ἡ διὰ τοῦ ἰῶτα γραφή.