Synonyms|274Antonyms|54|Broader|2Narrower|1Related|153

23 entries under noun topic. ×

2
cheerfulness
1
friendliness
1
geniality
0
gaiety
0
blitheness
0
brightness
0
buoyancy
0
cheeriness
0
enthusiasm
0
exhilaration
0
exuberance
0
gladness
0
glee
0
hilarity
0
jolliness
0
jollity
0
joy
0
joyfulness
0
merriment
0
mirth
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APASmart Define. (2016). sullenness thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/sullenness/thesaurus/antonyms
ChicagoSmart Define. 2016. "sullenness thesaurus" https://smartdefine.org/sullenness/thesaurus/antonyms (accessed September 30, 2026).
HarvardSmart Define 2016, sullenness thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/sullenness/thesaurus/antonyms>.
MLASmart Define. "sullenness thesaurus" 23 March 2016. Web. 30 September 2026. <https://smartdefine.org/sullenness/thesaurus/antonyms>