Knock On Wood Crossword. The crossword solver found 20 answers to knock on wood, 4 letters crossword clue. Knock on wood is a crossword puzzle clue that we have spotted 12 times.

The crossword solver finds answers to classic crosswords and cryptic crossword puzzles. Knock on wood is a crossword puzzle clue that we have spotted 12 times. There are related clues (shown below).