1
stormy
1
straight-faced
1
taciturn(low, gloomy, melancholy, miserable, depressed)
1
temperamental(melancholy, unstable, changeable, downcast)
1
tempestuous
1
testy(low, gloomy, miserable, unstable, depressed)
1
thoughtful
1
touchy(unstable, changeable, temperamental)
1
tough(adjective, strong, hard, severe, harsh)
1
triste
1
troubled(low, gloomy, miserable, depressed, ugly)
1
turbulent
1
uncheerful
1
uncooperative(adjective, sullen)
1
unfriendly(adjective, sullen)
1
ungenial(adjective, sullen)
1
unrelenting(adjective, strong, hard, tough, severe)
1
unsmiling
1
unsociable(adjective, sullen)
1
unsparing(adjective, strong, hard, tough, severe)
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APASmart Define. (2015). frowning thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/frowning/thesaurus/synonyms
ChicagoSmart Define. 2015. "frowning thesaurus" https://smartdefine.org/frowning/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, frowning thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/frowning/thesaurus/synonyms>.
MLASmart Define. "frowning thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/frowning/thesaurus/synonyms>