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)
ŏpella: ae, f.
dim. opera,
I little or light pains, labor, service (poet.): parva, Lucr. 1, 1114: forensis, Hor. Ep. 1, 7, 8.