15
dark(adjective, upset, evil, gloomy, hostile)
14
dour(adjective, person, tough, evil, offensive)
12
glum(adjective, evil, hostile, ugly, mysterious)
12
scowling(verb, adjective, appearance, evil, dark)
11
sullen(adjective, upset, evil, dark, hostile)
10
frowning(verb, adjective, upset, evil, hostile)
9
moody(adjective, sullen)
9
morose(adjective, sullen, sullenness)
8
lowering(verb, dark, gloomy, dirty, dreary)
7
grim(adjective, appearance, manner, sullen, hopeless)
7
sour(adjective, sullen)
7
threatening(adjective, person, tough, evil, offensive)
6
forbidding(adjective, person, appearance, tough, evil)
6
gloomy(adjective, dark, hostile, unfriendly, sullen)
6
murky(adjective, obscure, dark, gloomy, misty)
6
saturnine
6
sulky(adjective, upset, evil, hostile, ugly)
6
surly(adjective, sullen)
5
dejected(adjective, sullen)
5
dismal(adjective, dark, gloomy, hostile, unfriendly)
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APASmart Define. (2016). glowering thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/glowering/thesaurus/synonyms
ChicagoSmart Define. 2016. "glowering thesaurus" https://smartdefine.org/glowering/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, glowering thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/glowering/thesaurus/synonyms>.
MLASmart Define. "glowering thesaurus" 23 March 2016. Web. 20 September 2026. <https://smartdefine.org/glowering/thesaurus/synonyms>