QUIDDITIES is a playable word

quiddity Scrabble® Dictionary

noun
pl. quiddities
the true nature of a thing
106 Playable Words can be made from "QUIDDITIES"
   2-Letter Words (13 found)
   3-Letter Words (25 found)
   6-Letter Words (9 found)
   7-Letter Words (2 found)
   8-Letter Words (1 found)
   10-Letter Words (1 found)