20
killjoy(noun, drag, downer, worrier, cynic)
15
spoilsport(noun, killjoy)
11
wet blanket(noun, expression, person, downer, worrier)
8
sourpuss(noun, drag, downer, worrier, cynic)
7
buzzkill
5
malcontent(noun, killjoy, spoilsport)
5
cockblock
5
grinch(noun, killjoy, spoilsport)
4
grouch(noun, killjoy, spoilsport)
4
picklepuss
3
cynic(noun, downer, worrier, quitter, doubter)
3
damper(noun, killjoy, spoilsport)
2
prophet of doom(noun, expression, idiom, downer, worrier)
2
dampener
2
pessimist(noun, person)
2
stick-in-the-mud(noun, killjoy, spoilsport)
1
drip
1
misery(killjoy, spoilsport)
1
Cassandra
1
defeatist(noun, downer, worrier, cynic, quitter)
<123>
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APASmart Define. (2015). party pooper thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/party_pooper/thesaurus/synonyms
ChicagoSmart Define. 2015. "party pooper thesaurus" https://smartdefine.org/party_pooper/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, party pooper thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/party_pooper/thesaurus/synonyms>.
MLASmart Define. "party pooper thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/party_pooper/thesaurus/synonyms>