BILLIARD is a playable word

billiard Scrabble® Dictionary

noun
pl. billiards
a carom shot in billiards (a table game)
87 Playable Words can be made from "BILLIARD"
   2-Letter Words (11 found)
   3-Letter Words (25 found)
   6-Letter Words (2 found)
   8-Letter Words (1 found)