GAPOSIS is a playable word

gaposis Scrabble® Dictionary

noun
pl. gaposises
a gap in a row of buttons or snaps
77 Playable Words can be made from "GAPOSIS"
   2-Letter Words (14 found)
   3-Letter Words (28 found)
   5-Letter Words (11 found)
   6-Letter Words (1 found)
   7-Letter Words (1 found)