No and Yes

No

No noun - A vote or decision against something.
Usage example: though I wanted spaghetti for dinner, the consensus was a decisive no

Yes is an antonym for no in not at all topic.

Yes

Yes adverb - Used to express agreement.
Usage example: yes, I'll be ready for the test tomorrow

No is an antonym for yes.
Cite this Source
Yes and No. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/no/yes
No & Yes. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/no/yes>.
Yes or No. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/no/yes.
Google Ngram Viewer shows how "no" and "yes" have occurred on timeline