SCRUB is a playable word

scrub Scrabble® Dictionary

verb
scrubbed, scrubbing, scrubs
to rub hard in order to clean
18 Playable Words can be made from "SCRUB"
   2-Letter Words (1 found)
   3-Letter Words (8 found)
   4-Letter Words (7 found)
   5-Letter Words (2 found)