Lewis Short
fautrix (noun F) : fautor
* A patroness, protectress (class.).
* With gen.: amicitiae non modo fautrices fidelissimae, sed etiam effectrices sunt voluptatum tam amicis quam sibi,Cic. Fin. 1, 20, 67: regio fautrix suorum,id. Planc. 9, 22; Ov. M. 3, 101.
* With dat.: ut vestra auctoritas meae auctoritati fautrix adjutrixque sit, Ter. Hec. prol. alt. 40: Thais nostrae omni et fautrix familiae,id. Eun. 5, 9, 22.—With in and abl., Nep. Ages. 8, 1.
Charlton T. Lewis, Charles Short, A Latin Dictionary