renīdeō

   renīdeō —, —, ēre,    to shine again, shine back, glitter, glisten, be bright, be resplendent: pura nocturno renidet Luna mari, H.: Circum renidentes Lares, i. e. polished, H.: fluctuat omnis Aere renidenti tellus, with the gleam of arms, V.—To beam with joy, be glad, smile: homo renidens, L.: Ore renidenti Captabat plumas, O.: falsum voltu, Ta.: adiecisse praedam Torquibus exiguis renidet, rejoices, H.

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renidere, -, - V

shine (back), gleam; smile back (at)