HEYDAYS is a playable word

heyday Scrabble® Dictionary

noun
pl. heydays
the period of one's greatest success
85 Playable Words can be made from "HEYDAYS"
   2-Letter Words (15 found)
   3-Letter Words (31 found)
   5-Letter Words (13 found)
   6-Letter Words (1 found)
   7-Letter Words (1 found)