70 entries under sullen topic. ×

8
unsociable(adjective, tough, harsh, coarse)
7
beetle-browed(adjective, sorrow, depress, sadness, emotion)
7
broody(adjective, blue, sad, unhappy, feelings)
7
crabbed(adjective, mean, blue, rough, nasty)
7
petulant(adjective, mean, difficult, cross, unstable)
6
brusque(adjective, tough, low, harsh, depressed)
6
crusty(adjective, tough, difficult, harsh, feelings)
6
dissociable
6
frowning(adjective, low, miserable, unstable, depressed)
6
moping(adjective, low, gloomy, melancholy, miserable)
6
scowling(adjective, rough, nasty, dark, unpleasant)
6
ugly(adjective, mean, blue, severe, low)
5
hostile(adjective, severe, nasty, sadness, gloom)
5
irascible(adjective, difficult, cross, dark, gloomy)
4
fretful(adjective, mean, tough, harsh, cross)
4
long-faced
4
uncivil(adjective, rude, coarse, grumpy)
4
ungenial
3
contrary(adjective, difficult, crabby, cranky)
3
discourteous(rude, coarse, grumpy, abrupt)
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APASmart Define. (2016). morose thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/morose/thesaurus/synonyms
ChicagoSmart Define. 2016. "morose thesaurus" https://smartdefine.org/morose/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, morose thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/morose/thesaurus/synonyms>.
MLASmart Define. "morose thesaurus" 24 March 2016. Web. 27 September 2026. <https://smartdefine.org/morose/thesaurus/synonyms>