SIZINESSES is a playable word

siziness Scrabble® Dictionary

noun
pl. sizinesses
the quality or state of being sizy
65 Playable Words can be made from "SIZINESSES"
   2-Letter Words (6 found)
   3-Letter Words (12 found)
   4-Letter Words (16 found)
   7-Letter Words (4 found)
   8-Letter Words (1 found)
   10-Letter Words (1 found)