Crossword clues for the word: STICKLE The word STICKLE has appeared as an answer to at least 5 crossword clues on different crossword puzzles. Crossword clues for STICKLE Showing 1 to 5 of 5 results Clue(s) "Argue, in a way" Act stubbornly Argue trivially Be very scrupulous. Contend stubbornly.