SUFFIXES is a playable word

suffix Scrabble® Dictionary

verb
suffixed, suffixing, suffixes
to add as a suffix (a form affixed to the end of end of a word)
47 Playable Words can be made from "SUFFIXES"
   2-Letter Words (10 found)
   3-Letter Words (17 found)
   4-Letter Words (11 found)
   5-Letter Words (7 found)
   6-Letter Words (1 found)
   8-Letter Words (1 found)