GROUPER is a playable word

grouper Scrabble® Dictionary

noun
pl. groupers
a food fish
66 Playable Words can be made from "GROUPER"
   2-Letter Words (9 found)
   3-Letter Words (21 found)
   4-Letter Words (18 found)
   5-Letter Words (12 found)
   6-Letter Words (4 found)
   7-Letter Words (2 found)