COCKBOAT is a playable word

cockboat Scrabble® Dictionary

noun
pl. cockboats
a small boat
57 Playable Words can be made from "COCKBOAT"
   2-Letter Words (8 found)
   3-Letter Words (24 found)
   4-Letter Words (19 found)
   5-Letter Words (4 found)
   7-Letter Words (1 found)
   8-Letter Words (1 found)