7 letters · 8 points in Scrabble
noun the quality of shining with a bright reflected light
verb be shiny, as if wet
originFrom Middle English glisnen, glistnen, from Old English glisnian, itself from Proto-West Germanic *glisnōn, while ultimately deriving from Proto-Germanic *glisnōną.
Etymology from Wiktionary, CC BY-SA 3.0