Improve
Improve verb - To make better.
Slip
Slip verb - To decline gradually from a standard level.
Common collocations
Cite this Source
Slip and Improve. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/improve/slip
Improve & Slip. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/improve/slip>.
Slip or Improve. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/improve/slip.
Google Ngram Viewer shows how "improve" and "slip" have occurred on timeline