18 entries under sentiment topic. ×

17
boredom(noun, state, emotion)
13
gloomy(adjective, spirit, depression, sense, feel)
12
unhappiness(noun, state, work, feeling, sorrow)
8
sadness(noun, state, work, feeling, sorrow)
8
misery(noun, state, feeling, ease, pain)
6
lifeless(adjective, spirit, sense, impression, emotion)
6
seriousness(noun, state, work, emotion, gloom)
6
tired(adjective, spirit, sense, impression, emotion)
6
troublesome(adjective, spirit, sense, impression, emotion)
6
uninteresting(adjective, spirit, sense, impression, emotion)
5
agony(noun, state, emotion)
5
fatigue(noun, state, emotion)
5
uncool(adjective, light, easy, emotion)
5
unfunny(adjective, emotion, disagreeable)
4
trouble(noun, state, praise, emotion, accord)
4
hardship(noun, state, help, ease, comfort)
4
unpleasant(adjective, emotion, disagreeable)
2
concern(noun, spirit, sense, impression, emotion)
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APASmart Define. (2016). fun thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/fun/thesaurus/antonyms
ChicagoSmart Define. 2016. "fun thesaurus" https://smartdefine.org/fun/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2016, fun thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/fun/thesaurus/antonyms>.
MLASmart Define. "fun thesaurus" 15 March 2016. Web. 22 September 2026. <https://smartdefine.org/fun/thesaurus/antonyms>