REGIUS is a playable word

regius Scrabble® Dictionary

adjective
holding a professorship founded by the sovereign
48 Playable Words can be made from "REGIUS"
   2-Letter Words (7 found)
   3-Letter Words (18 found)
   4-Letter Words (17 found)
   5-Letter Words (5 found)
   6-Letter Words (1 found)