2 synonym groups for Killjoy

killjoy, party pooper, wet blanket, buzzkill, grouch, grinch, drag, damper, stick-in-the-mud, fun killer, spoilsport, downer, naysayer, sourpuss

killjoy, spoilsport, party pooper, dampener, buzzkill, drag, downer, fun-sucker, wet rag, stick-in-the-mud, grouch, grump, moaner, complainer, sourpuss, naysayer, pessimist, defeatist, cynic