SKOOKUM is a playable word

skookum Scrabble® Dictionary

noun
pl. skookums
an evil spirit
34 Playable Words can be made from "SKOOKUM"
   2-Letter Words (8 found)
   3-Letter Words (10 found)
   4-Letter Words (9 found)
   5-Letter Words (3 found)
   6-Letter Words (2 found)
   7-Letter Words (2 found)