Crossword clues for the word: UNNAIL The word UNNAIL has appeared as an answer to at least 6 crossword clues on different crossword puzzles. Crossword clues for UNNAIL Showing 1 to 6 of 6 results Clue(s) "Open, as a crate." Remove brads Remove metal fasteners. Remove metal securers. Remove with a hammer's claw Use a claw hammer