DIESES is a playable word

diesis Scrabble® Dictionary

noun
pl. dieses
a reference mark in printing
33 Playable Words can be made from "DIESES"
   2-Letter Words (6 found)
   3-Letter Words (9 found)
   4-Letter Words (12 found)
   5-Letter Words (4 found)
   6-Letter Words (2 found)