SHRIEKIER is a playable word

shrieky Scrabble® Dictionary

adjective
shriekier, shriekiest
shrill
106 Playable Words can be made from "SHRIEKIER"
   2-Letter Words (10 found)
   3-Letter Words (24 found)
   7-Letter Words (5 found)
   8-Letter Words (1 found)
   9-Letter Words (1 found)