Decline
Decline noun - A downward slope.
Usage example: the bicyclist lost control on the unexpectedly steep decline
Grade
Grade noun - The degree to which something rises up from a position level with the horizon.
Usage example: the hill rises at a seven percent grade
How words are described
Cite this Source
Grade and Decline. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/decline/grade
Decline & Grade. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/decline/grade>.
Grade or Decline. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/decline/grade.
Google Ngram Viewer shows how "decline" and "grade" have occurred on timeline