Apex and Underbody

Apex

Apex noun - The highest part or point.

Underbody is an antonym for apex.

Underbody

Underbody noun - The side or part facing downward from something.
Usage example: the underbody of the car was starting to rust

Apex is an antonym for underbody.
Cite this Source
Underbody and Apex. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/apex/underbody
Apex & Underbody. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/apex/underbody>.
Underbody or Apex. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/apex/underbody.
Google Ngram Viewer shows how "apex" and "underbody" have occurred on timeline