SUPREMACY /suˈpɹɛməsi/ ► audio Scrabble 18 Words With Friends 21 Scrabble letter values: S1U1P3R1E1M3A1C3Y4 = 18 Definition noun power to dominate or defeat. — synonyms: domination, mastery Examples “mastery of the seas”“white supremacy” See all 406 words you can make from SUPREMACY → 9-letter words Words starting with S Words ending with Y ← Unscramble different letters