BOOKER is a playable word

booker Scrabble® Dictionary

noun
pl. bookers
one that books
36 Playable Words can be made from "BOOKER"
   2-Letter Words (7 found)
   3-Letter Words (12 found)
   4-Letter Words (12 found)
   5-Letter Words (3 found)
   6-Letter Words (2 found)