SIZIER is a playable word

sizy Scrabble® Dictionary

adjective
sizier, siziest
viscid
22 Playable Words can be made from "SIZIER"
   2-Letter Words (5 found)
   3-Letter Words (9 found)
   4-Letter Words (6 found)
   5-Letter Words (1 found)
   6-Letter Words (1 found)