Crossword clues for the word: SUFFIX The word SUFFIX has appeared as an answer to at least 8 crossword clues on different crossword puzzles. Crossword clues for SUFFIX Showing 1 to 8 of 8 results Clue(s) -esque or -ology "Conjugation addition, often" Follow-up letters? It's always at the end It's placed at the end of a word Less when added? Tacked-on letters Word adjunct.