Flatten
Flatten verb - To make free from breaks, curves, or bumps.
Smoothened and flatten are semantically related In some cases you can replace term "Smoothened" with "Flatten", this verbs are similar.
Smoothened
Smoothened adjective - Made smooth by ironing.
Flatten and smoothened are semantically related in make even topic. You can use "Flatten" instead a verb "Smoothened".
Mutual synonyms
Cite this Source
Smoothened and Flatten. (2016). Retrieved 2026, July 31, from https://thesaurus.plus/related/flatten/smoothened
Flatten & Smoothened. N.p., 2016. Web. 31 Jul. 2026. <https://thesaurus.plus/related/flatten/smoothened>.
Smoothened or Flatten. 2016. Accessed July 31, 2026. https://thesaurus.plus/related/flatten/smoothened.
Google Ngram Viewer shows how "flatten" and "smoothened" have occurred on timeline