KISSIEST is a playable word

kissy Scrabble® Dictionary

adjective
kissier, kissiest
inclined to kiss
54 Playable Words can be made from "KISSIEST"
   2-Letter Words (8 found)
   3-Letter Words (14 found)
   4-Letter Words (16 found)
   5-Letter Words (12 found)
   6-Letter Words (3 found)
   8-Letter Words (1 found)