SICKOS is a playable word

sicko Scrabble® Dictionary

noun
pl. sickos
sickie
33 Playable Words can be made from "SICKOS"
   2-Letter Words (7 found)
   3-Letter Words (12 found)
   4-Letter Words (10 found)
   5-Letter Words (3 found)
   6-Letter Words (1 found)