Crossword clues for the word: SERENITYNOW The word SERENITYNOW has appeared as an answer to at least 2 crossword clues on different crossword puzzles. Crossword clues for SERENITYNOW Showing 1 to 2 of 2 results Clue(s) "Supposedly calmness-inducing phrase shouted by Frank Costanza in ""Seinfeld""" Costanza mantra