EGGIEST is a playable word

eggy Scrabble® Dictionary

adjective
eggier, eggiest
tasting or smelling of egg
51 Playable Words can be made from "EGGIEST"
   2-Letter Words (8 found)
   3-Letter Words (20 found)
   4-Letter Words (16 found)
   5-Letter Words (6 found)
   7-Letter Words (1 found)