Crossword clues for the word: XFINITY The word XFINITY has appeared as an answer to at least 3 crossword clues on different crossword puzzles. Crossword clues for XFINITY Showing 1 to 3 of 3 results Clue(s) """X Is for ___"" (if the 24th Grafton is about a killer cable guy?)" Comcast subsidiary Time Warner Cable competitor