Crossword clues for the word: CASTIRONSTOMACH The word CASTIRONSTOMACH has appeared as an answer to at least 9 crossword clues on different crossword puzzles. Crossword clues for CASTIRONSTOMACH Showing 1 to 9 of 9 results Clue(s) "Digestive system asset, figuratively" Big eater's attribute Digestive fortitude? Gastronomic asset Indigestion-proof organ It takes a lot to get one upset It's impervious to indigestion Spare part for a robot? Staunch digestive system