TRIVIUM is a playable word

trivium Scrabble® Dictionary

noun
pl. trivia
a group of studies in medieval schools
19 Playable Words can be made from "TRIVIUM"
   2-Letter Words (6 found)
   3-Letter Words (9 found)
   4-Letter Words (2 found)
   5-Letter Words (1 found)
   7-Letter Words (1 found)