Lewis & Short

ef-frĭco, xi (Tert. adv. Marc. 4, 12), ātum, 1, v. a., to rub off or out (post-Aug. and very rare).

  1. I. Lit.: sordium enormem illuviem operose, App. M. 1, p. 105, 9: calices, id. ib. 4, p. 145, 31: spicas decerptas, Tert. l. l.
  2. II. Trop.: rubigo animorum effricanda est, Sen. Ep. 95, 37.