Underside and Zenith

Underside

Underside noun - The side or part facing downward from something.
Usage example: the underside of the cat's coat is pure white

Zenith is an antonym for underside.

Zenith

Zenith noun - The highest part or point.

Underside is an antonym for zenith.

Nearby Word: zenithal
Cite this Source
Zenith and Underside. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/underside/zenith
Underside & Zenith. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/underside/zenith>.
Zenith or Underside. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/underside/zenith.
Google Ngram Viewer shows how "underside" and "zenith" have occurred on timeline