Synonyms of killjoy
- 1 Syllable
- grouch, grinch
- 2 Syllables
- sulkers, worriers, naysayer, spoilsport, marplot, doomsdayer, sourpuss, naysayers, crosspatch, moaner, whiner, sulker
- 3 Syllables
- worrywart, curmudgeon, complainer, dampener, faultfinder, pessimist
- 4 Syllables
- depreciators, crepehanger, depreciator, partypooper