CARIBOO is a playable word

cariboo Scrabble® Dictionary

noun
pl. cariboos
a caribou
62 Playable Words can be made from "CARIBOO"
   2-Letter Words (8 found)
   3-Letter Words (28 found)
   4-Letter Words (17 found)
   5-Letter Words (8 found)
   7-Letter Words (1 found)