Flatten
Flatten verb - To make free from breaks, curves, or bumps.
Regularise and flatten are semantically related. In some cases you can use "Regularise" instead a verb "Flatten".
Regularise
Regularise verb - Make regular or more regular.
Flatten and regularise are semantically related. Sometimes you can use "Flatten" instead a verb "Regularise".
Cite this Source
Regularise and Flatten. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/flatten/regularise
Flatten & Regularise. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/flatten/regularise>.
Regularise or Flatten. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/flatten/regularise.
Google Ngram Viewer shows how "flatten" and "regularise" have occurred on timeline