No
No interjection - How surprising, doubtful, or unbelievable.
Usage example: no—you can't possibly mean that I failed that test! I studied for days!
Why
Why interjection - How surprising, doubtful, or unbelievable.
Usage example: why, what a strange thing to say!
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Synonyms for Why
Mutual synonyms
Cite this Source
Why and No. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/no/why
No & Why. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/no/why>.
Why or No. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/no/why.
Google Ngram Viewer shows how "no" and "why" have occurred on timeline