BT BB 74b(32) :התם נמי ליסרסיה לזכר וליצננה לנקבה‏ : there, too, he should castrate the male and cool down [the sexuality] of the female
See the entire entry for srs vb. D to castrate; to twist around

BT BB 74b(32) :התם נמי ליסרסיה לזכר וליצננה לנקבה ְ‏ : there, too, he should castrate the male and cool down [the sexuality] of the female
See the entire entry for ṣnn vb. to cool down