GLOSTS is a playable word

glost Scrabble® Dictionary

noun
pl. glosts
pottery that has been coated with a glassy surface
28 Playable Words can be made from "GLOSTS"
   2-Letter Words (5 found)
   3-Letter Words (8 found)
   4-Letter Words (10 found)
   5-Letter Words (4 found)
   6-Letter Words (1 found)