RIPPER is a playable word

ripper Scrabble® Dictionary

noun
pl. rippers
one that rips
24 Playable Words can be made from "RIPPER"
   2-Letter Words (4 found)
   3-Letter Words (9 found)
   4-Letter Words (7 found)
   5-Letter Words (3 found)
   6-Letter Words (1 found)