Flatten
Flatten verb - To make free from breaks, curves, or bumps.
Usage example: flattened out the wrinkled paper before attempting to trace the pattern
Plane is a synonym for flatten in action topic. In some cases you can use "Plane" instead a verb "Flatten", when it comes to topics like smooth, level out. popular alternative
Plane
Plane verb - To make free from breaks, curves, or bumps.
Usage example: planed the wood for the picnic table perfectly smooth so that no one would get splinters
Flatten is a synonym for plane in activity topic. You can use "Flatten" instead a verb "Plane", if it concerns topics such as action, smooth. popular alternative
Mutual synonyms
Common collocations
| car | flatten car | plane car |
Cite this Source
Plane and Flatten. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/flatten/plane
Flatten & Plane. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/flatten/plane>.
Plane or Flatten. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/flatten/plane.
Google Ngram Viewer shows how "flatten" and "plane" have occurred on timeline