No and Slightly

No

No adverb - Certainly not.
Usage example: in no uncertain terms we were told to leave

Slightly is an antonym for no.

Slightly

Slightly adverb - By a very small margin.

No is an antonym for slightly.

Nearby Word: slight
Cite this Source
Slightly and No. (2016). Retrieved 2026, August 09, from https://thesaurus.plus/related/no/slightly
No & Slightly. N.p., 2016. Web. 09 Aug. 2026. <https://thesaurus.plus/related/no/slightly>.
Slightly or No. 2016. Accessed August 09, 2026. https://thesaurus.plus/related/no/slightly.
Google Ngram Viewer shows how "no" and "slightly" have occurred on timeline