BIUNIQUE is a playable word

biunique Scrabble® Dictionary

adjective
being a type of correspondence between two sets
21 Playable Words can be made from "BIUNIQUE"
   2-Letter Words (8 found)
   3-Letter Words (7 found)
   4-Letter Words (3 found)
   6-Letter Words (2 found)
   8-Letter Words (1 found)