4
pungently(adverb, pungently)
4
unhappily(adverb, negatively, discontentedly)
3
cantankerously(adverb, sullenly, irritably)
3
grumpily(adverb, sullenly)
3
peevishly(adverb, irritably)
3
piquantly(adverb, pungently)
3
unsociably(adverb, negatively, sullenly)
2
acidically
2
bitingly
2
blackly
2
cheerlessly(adverb, discontentedly)
2
crabbily(adverb, sullenly)
2
cynically(adverb, sullenly)
2
dejectedly(adverb, sullenly)
2
despondently(adverb, discontentedly)
2
disconsolately
2
dismally
2
fretfully(adverb, sullenly)
2
grouchily(adverb, sullenly)
2
gruffly
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APASmart Define. (2016). sourly thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/sourly/thesaurus/synonyms
ChicagoSmart Define. 2016. "sourly thesaurus" https://smartdefine.org/sourly/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, sourly thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/sourly/thesaurus/synonyms>.
MLASmart Define. "sourly thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/sourly/thesaurus/synonyms>