Optimistic
Optimistic adjective - Having qualities which inspire hope.
Silly and optimistic are semantically related. In some cases you can use "Silly" instead an adjective "Optimistic".
Silly
Silly adjective - Lacking in seriousness or maturity.
Optimistic and silly are semantically related. Sometimes you can use "Optimistic" instead an adjective "Silly".
Nearby Word: silliness
Both words in one sentence
- She's sickeningly sweet, silly and optimistic, something she barely manages to maintain after her kingdom is destroyed by Lord Business.
Source: Beware The Nice Ones / Film - On the other hand, a lot of character interaction is silly or comedic, and several of the canons are ridiculously over-the-top and optimistic.
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In the later Japan-only episodes, she's a lot less mean, more optimistic and a little bit silly.
Source: Anime / Hamtaro
Cite this Source
Silly and Optimistic. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/optimistic/silly
Optimistic & Silly. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/optimistic/silly>.
Silly or Optimistic. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/optimistic/silly.
Google Ngram Viewer shows how "optimistic" and "silly" have occurred on timeline