BOLTER is a playable word

bolter Scrabble® Dictionary

noun
pl. bolters
a sifting machine
50 Playable Words can be made from "BOLTER"
   2-Letter Words (11 found)
   3-Letter Words (20 found)
   4-Letter Words (16 found)
   5-Letter Words (2 found)
   6-Letter Words (1 found)