Synonyms|229Antonyms|57|Broader|0Narrower|0Related|198
9
cheerfully
5
friendly
4
happily
3
exultantly
3
gaily
3
merrily
3
mirthfully
3
readily
3
warmheartedly
2
cheerily
2
affably
2
airily
2
animatedly
2
blessedly
2
blithely
2
brightly
2
cheeringly
2
contentedly
2
contently
2
deferentially
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APASmart Define. (2016). sullenly thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/sullenly/thesaurus/antonyms
ChicagoSmart Define. 2016. "sullenly thesaurus" https://smartdefine.org/sullenly/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2016, sullenly thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/sullenly/thesaurus/antonyms>.
MLASmart Define. "sullenly thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/sullenly/thesaurus/antonyms>