Crossword clues for the word: STOPUP The word STOPUP has appeared as an answer to at least 11 crossword clues on different crossword puzzles. Crossword clues for STOPUP Showing 1 to 11 of 11 results Clue(s) "Plug, as a hole" Avoid retirement so as to fill a gap Block: Colloq. Clog Clog, as a drain Plug Prevent drainage in To avoid relegation, don't have early nights! Use a cork Visit at the penthouse Visit the penthouse