prothymia
From LSJ
διὸ καὶ μεταλάττουσι τὴν φυσικὴν χρῆσιν εἰς τὴν παρὰ φύσιν αἱ δοκοῦσαι παρθένοι τῶν εἰδώλων → therefore those professing to be virgins of the idols even change the natural use into the unnatural (Origen, commentary on Romans 1:26)
Latin > English (Lewis & Short)
prŏthȳmĭa: ae, f., = προθυμία,
I readiness, willingness, inclination, Plaut. Stich. 4, 2, 53; 5, 2, 11; Marc. Aur. ap. Front. Ep. 2, 5 Mai.
Latin > French (Gaffiot 2016)
prŏthȳmĭa, æ, f. (προθυμία), bonnes dispositions, amabilité, prévenances : Pl. St. 636.