ἐγκολπισμός
From LSJ
ἔνδον γὰρ ἁνὴρ ἄρτι τυγχάνει, κάρα στάζων ἱδρῶτι καὶ χέρας ξιφοκτόνους → yes, the man is now inside, his face and hands that have slaughtered with the sword dripping with sweat
English (LSJ)
ὁ, vaginal douche or clyster, Aët.3.153.
Spanish (DGE)
-οῦ, ὁ
clister, lavativa vaginal Aët.3.153, Steph.in Hp.Aph.3.136.15.