KILLJOY /ˈkɪlˌdʒɔɪ/ ► audio Scrabble 21 Words With Friends 24 Definition noun someone who spoils the pleasure of others. — synonyms: spoilsport, wet_blanket, party_pooper See all 23 words you can make from KILLJOY → 7-letter words Words starting with K Words ending with Y ← Unscramble different letters