Crossword clues for the word: WENTFLAT The word WENTFLAT has appeared as an answer to at least 3 crossword clues on different crossword puzzles. Crossword clues for WENTFLAT Showing 1 to 3 of 3 results Clue(s) Lost air, like a helium balloon: 2 wds. Lost its fizz Stayed out without a cap on?