4
melancholy(noun, depression, sadness, dejection, discouragement)
4
nonparticipant(noun, vacancy, nonparticipating, not taking part)
4
passerby(noun, nonparticipating, nonparticipant, not taking part)
4
pessimism(noun, depression, sadness, dejection, discouragement)
4
sadness(noun, depression, dejection, discouragement, despondency)
4
split(noun, verb, division, share, separation)
4
unhappiness(noun, depression, sadness, dejection, discouragement)
4
viewer(noun, nonparticipating, nonparticipant, not taking part)
4
witness(noun, nonparticipating, nonparticipant, not taking part)
3
audience(noun, nonparticipating, nonparticipant, not taking part)
3
beholder(noun, nonparticipating, nonparticipant, not taking part)
3
break(noun, verb, division, share, separation)
3
hearer(noun, nonparticipating, nonparticipant, not taking part)
3
nobody(noun, nonentity, nothing, nullity, insignificancy)
3
nonentity(noun, nothing, nobody, nullity, insignificancy)
3
parting(noun, division, share, separation, disjunction)
3
rift(noun, verb, division, share, separation)
3
rupture(noun, division, share, departure, disjunction)
3
testifier(noun, vacancy, nonparticipating, nonparticipant, not taking part)
2
wallflower(noun, single, alone, one)
10 years ago|1.5k views|share |citing 
APASmart Define. (2016). party thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/party/thesaurus/antonyms
ChicagoSmart Define. 2016. "party thesaurus" https://smartdefine.org/party/thesaurus/antonyms (accessed September 25, 2026).
HarvardSmart Define 2016, party thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/party/thesaurus/antonyms>.
MLASmart Define. "party thesaurus" 30 March 2016. Web. 25 September 2026. <https://smartdefine.org/party/thesaurus/antonyms>