COLOSSI is a playable word

colossus Scrabble® Dictionary

noun
pl. colossuses or colossi
a gigantic statue
45 Playable Words can be made from "COLOSSI"
   2-Letter Words (7 found)
   3-Letter Words (12 found)
   4-Letter Words (17 found)
   5-Letter Words (8 found)
   7-Letter Words (1 found)