11 letters · 18 points in Scrabble
noun medication that prevents the formation of gas in the alimentary tract or eases its passing
adjective relieving gas in the alimentary tract (colic or flatulence or griping)
originFrom Latin carminō (“to card, hence to cleanse”), from carmen (“a card for freeing wool or flax from the coarser parts, and from extraneous matter”).
Etymology from Wiktionary, CC BY-SA 3.0