SLYNESS is a playable word

slyness Scrabble® Dictionary

noun
pl. slynesses
the quality or state of being sly
31 Playable Words can be made from "SLYNESS"
   2-Letter Words (5 found)
   3-Letter Words (11 found)
   4-Letter Words (10 found)
   5-Letter Words (2 found)
   6-Letter Words (1 found)
   7-Letter Words (2 found)