Crossword clues for the word: EPOCHAL The word EPOCHAL has appeared as an answer to at least 11 crossword clues on different crossword puzzles. Crossword clues for EPOCHAL Showing 1 to 11 of 11 results Clue(s) Earth-shattering El Chapo getting busted is historically significant Era-defining Extremely significant Highly significant Historically significant Momentous Of a historic interval Of a historic period Of an era Very influential