χοιρόθλιψ
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)
German (Pape)
[Seite 1362] ιβος, ein Schwein drückend, befühlend, aber auch die weibliche Schaam berührend, Ar. Vesp. 1364.