Crossword clues for the word: PAINKILLER The word PAINKILLER has appeared as an answer to at least 3 crossword clues on different crossword puzzles. Crossword clues for PAINKILLER Showing 1 to 3 of 3 results Clue(s) Analgesic Could be a pill largely like Nurofen, for a start? Right Ibuprofen, e.g.