38 entries under sullen topic. ×

1
dissociable
1
dour
1
fretful
1
frowning
1
gloomy
1
glowering
1
glum
1
grim
1
irascible
1
long-faced
1
malevolent
1
melancholy
1
moody
1
moping
1
petulant
1
scowling
1
ungenial
1
unsociable
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APASmart Define. (2015). uncooperative thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/uncooperative/thesaurus/synonyms
ChicagoSmart Define. 2015. "uncooperative thesaurus" https://smartdefine.org/uncooperative/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, uncooperative thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/uncooperative/thesaurus/synonyms>.
MLASmart Define. "uncooperative thesaurus" 10 April 2015. Web. 1 October 2026. <https://smartdefine.org/uncooperative/thesaurus/synonyms>