BLOWBY is a playable word

blowby Scrabble® Dictionary

noun
pl. blowbys
leakage of exhaust fumes
24 Playable Words can be made from "BLOWBY"
   2-Letter Words (7 found)
   3-Letter Words (8 found)
   4-Letter Words (5 found)
   5-Letter Words (2 found)
   6-Letter Words (2 found)