Crossword clues for the word: SILENTCAL The word SILENTCAL has appeared as an answer to at least 8 crossword clues on different crossword puzzles. Crossword clues for SILENTCAL Showing 1 to 8 of 8 results Clue(s) '20s White House nickname "30th president, informally" "Nickname for President Coolidge, from his natural demeanor" #30's nickname Nickname for Coolidge Nickname for U.S. president #30 Nickname of the 30th president President born on the 4th of July (nickname)