σκῶμμα · skōmma — LSJ
jest, gibe, Eup. 159.15, 244, Ar. Nu. 542, Pax 750, Pl. 316, Pl. R. 452b, etc.; ἐν σκώμματος μέρει by way of a joke, Aeschin. 1.126; εἰς γέλωτα καὶ σκώμματʼ ἐμβαλεῖν D. 54.13; εἰς σ. καταστῆναι Lys. Fr. 75; σ. παρὰ γράμμα a pun, Arist. Rh. 1412a29; it generally implies scurrility, but not necessarily, v. EN 1128a30, cf. Thphr. ap. Plu. QConv. 2.631e.