Bad
Bad adjective - Falling short of a standard.
Pessimistic and bad are semantically related. In some cases you can use "Pessimistic" instead an adjective "Bad".
Pessimistic
Pessimistic adjective - Emphasizing or expecting the worst.
Bad and pessimistic are semantically related. Sometimes you can use "Bad" instead an adjective "Pessimistic".
Both words in one sentence
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In "Appaloosa's Most Wanted", Troubleshoes Clyde is completely pessimistic because he's convinced he's cursed with unending bad luck.
Source: The Eeyore / Western Animation
Cite this Source
Pessimistic and Bad. (2016). Retrieved 2026, July 27, from https://thesaurus.plus/related/bad/pessimistic
Bad & Pessimistic. N.p., 2016. Web. 27 Jul. 2026. <https://thesaurus.plus/related/bad/pessimistic>.
Pessimistic or Bad. 2016. Accessed July 27, 2026. https://thesaurus.plus/related/bad/pessimistic.
Google Ngram Viewer shows how "bad" and "pessimistic" have occurred on timeline