Lewis & Short

sup-părăsītor (subp-), āri, v. dep. n., to flatter or fawn a little, like a parasite (Plautin.): amanti, Plaut. Am. 3, 4, 10: patri, id. ib. 1, 3, 17: illi semper, id. Mil. 2, 3, 77.