51 entries under frustration topic. ×

5
maltreated(adjective, upset, sorrow, melancholy, sadness)
5
mistreated(adjective, upset, sorrow, melancholy, sadness)
5
nettled(adjective, upset, sorrow, melancholy, sadness)
5
pained(adjective, upset, sorrow, melancholy, sadness)
5
perturbed(adjective, upset, sorrow, melancholy, sadness)
5
piqued(adjective, upset, sorrow, melancholy, sadness)
5
resentful(adjective, upset, sorrow, melancholy, sadness)
5
riled(adjective, upset, sorrow, melancholy, sadness)
5
unfulfilled(adjective, upset, sorrow, melancholy, sadness)
4
aggrieved(adjective, upset, sorrow, melancholy, sadness)
3
petulant(adjective, upset, resentment)
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APASmart Define. (2016). downhearted thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/downhearted/thesaurus/synonyms
ChicagoSmart Define. 2016. "downhearted thesaurus" https://smartdefine.org/downhearted/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, downhearted thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/downhearted/thesaurus/synonyms>.
MLASmart Define. "downhearted thesaurus" 24 March 2016. Web. 28 September 2026. <https://smartdefine.org/downhearted/thesaurus/synonyms>