Crossword clues for the word: PIUSX The word PIUSX has appeared as an answer to at least 4 crossword clues on different crossword puzzles. Crossword clues for PIUSX Showing 1 to 4 of 4 results Clue(s) 1903-'14 pope Pope proclaimed a saint in 1954 Predecessor of Benedict XV Tenth of 12 popes