Baretti: A dictionary of the English and Italian languages
Sottopórre, v. a. (V. porre,)
1. to place under;2. to subject, subdue, conquer; 3. to compel to do a thing; v. r. 1. to submit one's self. — a qualche fatica, to undergo some fatigue; 2. to have sexual intercourse (said of women).
Florio: a worlde of wordes, or most copious, dictionarie in Italian and English