Lewis & Short

ē-nĭtesco, -nitŭi, 3, v. inch. n., to shine forth, shine out, become bright (freq. in the post-Aug. per.).

  1. I. Lit.: ut (oculi) in hilaritate enitescant, Quint. 11, 3, 75.
    Poet.: enitescis pulchrior multo (Barine), Hor. C. 2, 8, 6.
  2. II. Trop., to shine forth, become distinguished: sibi novum bellum exoptabat, ubi virtus enitescere posset, Sall. C. 54, 4: gloria, Auct. Her. 4, 44, 57; cf. Gell. 17, 21, 33: facundia, Quint. 10, 5, 14; cf. Tac. Or. 20: utque studiis honestis et eloquentiae gloria enitesceret, id. A. 12, 58: plebs togā (i. e. pacis artibus), id. ib. 11, 7.