Negative
Negative adjective - Characterized by or displaying negation or denial or opposition or resistance; having no positive features.
Usage example: a colorless negative personality
Optimistic
Optimistic adjective - Having qualities which inspire hope.
Usage example: the economic predictions for the coming year are actually quite optimistic
Negative is an antonym for optimistic.
Both words in one sentence
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Of course, to modern viewers used to more negative portrayals of nuclear power, Fireflash probably looks like an optimistic portrayal of it.
Source: Series / Thunderbirds -
As she tried to live up to that ideal, Asuka gradually became more optimistic and less negative and bitter.
- She is overly optimistic, despite being granted the power to see all the negative events in people's lives.
Cite this Source
Optimistic and Negative. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/negative/optimistic
Negative & Optimistic. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/negative/optimistic>.
Optimistic or Negative. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/negative/optimistic.
Google Ngram Viewer shows how "negative" and "optimistic" have occurred on timeline