BT BB 74b(33) :ליסרסיה לזכר וליצננה לנקבה‏ : let Him castrate the male (Leviathan) and cool (the sexual ardor) of the female
See the entire entry for ṣnn vb. to cool down

BT BB 74b(33)var. :מלחא דשניתא"דשצניתא" עדיף‏ : š-salt is preferable
See the entire entry for šṣnytˀ n.m. a type of salt (?)