Enter a clue or pattern or both:
The Clue
Makes watertight (6 letter answer)
The Answer
CAULKS
Tags
Notes
The answer CAULKS is so rare that it appears less than once every 2500 puzzles.
Related Clues
Seals cracks
Definition
CAULK as a noun:
1. (caulk, caulking) = a waterproof sealant and filler that is used in building and repair to make watertight
CAULK as a verb:
1. (caulk, calk) = seal with caulking; "caulk the window"