SCROB is a playable word

scrob Scrabble® Dictionary

verb
scrobbed, scrobbing, scrobs
to scrape with or as with claws
25 Playable Words can be made from "SCROB"
   2-Letter Words (4 found)
   3-Letter Words (12 found)
   4-Letter Words (8 found)
   5-Letter Words (1 found)