CAULKING is a playable word

caulking Scrabble® Dictionary

noun
pl. caulkings
the material used to caulk
118 Playable Words can be made from "CAULKING"
   2-Letter Words (13 found)
   3-Letter Words (26 found)
   6-Letter Words (9 found)
   7-Letter Words (4 found)
   8-Letter Words (1 found)