servatio
From LSJ
θοἰμάτιον οὐκ ἀπολώλεκ', ἀλλὰ καταπεφρόντικα → I haven't lost my himation; I've pledged it to Thought | I have not lost my himation, but I've thought it away | I have not lost my himation, but I spent it in the schools
Latin > English (Lewis & Short)
servātio: ōnis, f. servo,
I an observance: mea perpetua servatio, Ps.-Plin. Ep. 10, 121, 1; Cael. Aur. Acut. 3, 4, 45.
Latin > French (Gaffiot 2016)
servātĭō,¹⁵ ōnis, f. (servo), observation d’une règle : Plin. Min. Ep. 10, 120, 1.