Crossword clues for the word: EXTENSION The word EXTENSION has appeared as an answer to at least 8 crossword clues on different crossword puzzles. Crossword clues for EXTENSION Showing 1 to 8 of 8 results Clue(s) A bit on the side giving former partner stress Building addition File name add-on Pressure of dealing with a former spouse? Pulling out the phone number Stress between you and your former lover? Taxpayer request Uncomfortable feeling when running into one's former partner