1
falsely
1
frigidly(adverb, bad feelings)
1
frown
1
gauntly
1
gruffly
1
hostilely(adverb, negatively)
1
impenetrably
1
laboriously
1
leadenly
1
malevolently
1
meanly
1
mirthlessly
1
non-cooperatively
1
obscurely
1
peevishly
1
pensively(adverb, dejectedly)
1
perversely
1
ponderously
1
profoundly
1
reluctantly
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APASmart Define. (2016). sullenly thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/sullenly/thesaurus/synonyms
ChicagoSmart Define. 2016. "sullenly thesaurus" https://smartdefine.org/sullenly/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, sullenly thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/sullenly/thesaurus/synonyms>.
MLASmart Define. "sullenly thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/sullenly/thesaurus/synonyms>