BIVOUAC is a playable word

bivouac Scrabble® Dictionary

verb
bivouacked, bivouacking, bivouacks or bivouacs
to make a camp
24 Playable Words can be made from "BIVOUAC"
   2-Letter Words (6 found)
   3-Letter Words (13 found)
   4-Letter Words (2 found)
   5-Letter Words (2 found)
   7-Letter Words (1 found)