Crossword clues for the word: HAPPEN The word HAPPEN has appeared as an answer to at least 12 crossword clues on different crossword puzzles. Crossword clues for HAPPEN Showing 1 to 12 of 12 results Clue(s) ___ upon (find by accident) """It could ___ to you""" Betide Chance to laugh at quiet writer Chance to laugh with quiet writer Develop layer to encapsulate software Emulate accidents? Fellow Conservative avoids prison by chance Go down Occur Take place Transpire