- Definitions|3
- Thesaurus|716
- Abbreviations|0
40 entries under noun topic. ×
| pessimism | |
| gloom(depression, doubt) | |
| despair | |
| gloominess | |
| depression | |
| desperation | |
| cynicism | |
| heartbreak | |
| hopelessness(depression, doubt) | |
| dejection | |
| desolation | |
| discouragement(depression, doubt) | |
| doubt | |
| realism | |
| sadness(depression, doubt) | |
| sorrow(depression, doubt) | |
| blues | |
| despondency | |
| distrust(depression, doubt) | |
| glumness |
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| APA | Smart Define. (2015). optimism thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/optimism/thesaurus/antonyms |
| Chicago | Smart Define. 2015. "optimism thesaurus" https://smartdefine.org/optimism/thesaurus/antonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, optimism thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/optimism/thesaurus/antonyms>. |
| MLA | Smart Define. "optimism thesaurus" 11 May 2015. Web. 25 September 2026. <https://smartdefine.org/optimism/thesaurus/antonyms> |