Crossword clues for the word: PNEUMATICTIRE The word PNEUMATICTIRE has appeared as an answer to at least 3 crossword clues on different crossword puzzles. Crossword clues for PNEUMATICTIRE Showing 1 to 3 of 3 results Clue(s) "In a ___, there's a volume of ___ that keeps it firm" Invention of 1888 John Dunlop's 1888 invention