COLLISION /kəˈlɪʒən/ Scrabble 11 Words With Friends 15 Definition noun (physics) a brief event in which two or more bodies come together. — synonyms: hit noun an accident resulting from violent impact of a moving object. noun a conflict of opposed ideas or attitudes or goals. See all 97 words you can make from COLLISION → 9-letter words Words starting with C Words ending with N ← Unscramble different letters