12 letters · 16 points in Scrabble
noun the part played by a person in bringing about a result
noun a voluntary gift (as of money or service or ideas) made to some worthwhile cause
noun act of giving in common with others for a common purpose especially to a charity
originFrom Middle English contribucioun, contribucion, from Old French contribution, from Latin contribūtiōnem, contribūtiō, from Latin contribuēre. By surface analysis, contribute + -ion.
Etymology from Wiktionary, CC BY-SA 3.0