COSMOS is a playable word

cosmos Scrabble® Dictionary

noun
pl. cosmoses
the universe regarded as an orderly system

22 Playable Words can be made from "COSMOS"

   2-Letter Words (4 found)

   3-Letter Words (9 found)

   4-Letter Words (6 found)

   5-Letter Words (2 found)

   6-Letter Words (1 found)