BIVOUACS is a playable word

bivouac Scrabble® Dictionary

verb
bivouacked, bivouacking, bivouacks or bivouacs
to make a camp
77 Playable Words can be made from "BIVOUACS"
   2-Letter Words (12 found)
   3-Letter Words (32 found)
   5-Letter Words (6 found)
   6-Letter Words (4 found)
   7-Letter Words (1 found)
   8-Letter Words (1 found)