JOISTING is a playable word

joist Scrabble® Dictionary

verb
joisted, joisting, joists
to support with horizontal beams
84 Playable Words can be made from "JOISTING"
   2-Letter Words (14 found)
   3-Letter Words (26 found)
   5-Letter Words (11 found)
   6-Letter Words (5 found)
   8-Letter Words (2 found)