αἰσχρότης

ητος, ἡ
A. ugliness, deformity, Pl. Grg. 525a.
II. filthy conduct, Ep.Eph. 5.4; euphem. for fellatio, Sch.Ar. Ra. 1308 :— αἰσχροσύνη, ἡ, Tz. H. 11.229.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
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