ὠκύπλοος
From LSJ
θοῦ, Κύριε, φυλακὴν τῷ στόµατί µου καὶ θύραν περιοχῆς περὶ τὰ χείλη µου → set a guard over my mouth, Lord; keep watch over the door of my lips | set a guard, O Lord, over my mouth; keep watch over the door of my lips (Psalm 140:3, Septuagint version)
English (LSJ)
ον,
A quick-sailing, Hsch. s.v. ὁ ὠκύκλοος, Suid.
Greek (Liddell-Scott)
ὠκύπλοος: -ον, «ὁ ταχὺ πλέων» Ἡσύχ.· «ὠκυπλόων, ταχυπόρων» Σουΐδ.