BUMBOAT is a playable word

bumboat Scrabble® Dictionary

noun
pl. bumboats
a boat used to peddle wares to larger ships
58 Playable Words can be made from "BUMBOAT"
   2-Letter Words (13 found)
   3-Letter Words (26 found)
   4-Letter Words (16 found)
   5-Letter Words (2 found)
   7-Letter Words (1 found)