Crossword clues for the word: RUMEN The word RUMEN has appeared as an answer to at least 11 crossword clues on different crossword puzzles. Crossword clues for RUMEN Showing 1 to 11 of 11 results Clue(s) Animal stomach Bovine quid. Cow stomach Cow’s first stomach Cow's cud Cow's first stomach Cow's first stomach compartment Cud. First stomach First stomach in some animals First stomach of a cow