Crossword clues for the word: UNBUTTON The word UNBUTTON has appeared as an answer to at least 5 crossword clues on different crossword puzzles. Crossword clues for UNBUTTON Showing 1 to 5 of 5 results Clue(s) "Open, as a shirt (8)" "Open, as a shirt" Loosen, as a cuff Open a shirt Prepare to remove a middy