BILBOS is a playable word

bilbo Scrabble® Dictionary

noun
pl. bilbos or bilboes
a finely tempered sword
40 Playable Words can be made from "BILBOS"
   2-Letter Words (9 found)
   3-Letter Words (13 found)
   4-Letter Words (14 found)
   5-Letter Words (3 found)
   6-Letter Words (1 found)