554 entries under adjective topic. ×

7
unsociable(upset, tough, harsh, coarse)
6
forbidding(severe, evil, rough, nasty)
6
menacing(unpleasant, horrible, hostile, disagreeable)
6
scowling(evil, rough, nasty, dark)
6
silent(upset, irritable, brooding)
5
abrupt(grumpy, bad-tempered, gruff, brusque)
5
brusque(tough, harsh, gloomy, depressed)
5
choleric(low, gloomy, miserable, short)
5
curmudgeonly(abrupt, gruff, brusque)
5
curt(cross, rude, coarse, short)
5
disagreeable(mean, rough, nasty, dark)
5
disgruntled(upset, hurt, cross, unhappy)
5
dispirited(low, gloomy, melancholy, miserable)
5
dusky(sad, dark, sorrow, depression)
5
gaunt(sorrow, depress, sadness, emotion)
5
gray(sorrow, depress, sadness, emotion)
5
leaden(dull, slow, dark, heavy)
5
lurid(sorrow, awful, depress, fear)
5
ornery(upset, mean, sharp, informal)
5
rude(coarse, hostile, abrupt, gruff)
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APASmart Define. (2016). sullen thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/sullen/thesaurus/synonyms
ChicagoSmart Define. 2016. "sullen thesaurus" https://smartdefine.org/sullen/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, sullen thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/sullen/thesaurus/synonyms>.
MLASmart Define. "sullen thesaurus" 24 March 2016. Web. 27 September 2026. <https://smartdefine.org/sullen/thesaurus/synonyms>