Flatten
Flatten verb - To make free from breaks, curves, or bumps.
Round
Round verb - To form into a round compact mass.
Usage example: carefully rounded the dough and placed it on a cookie tray
Common collocations
Both words in one sentence
-
The informant attempts to dodge round the SUV only for Avery to open the door and flatten him.
Source: Toyota Tripwire -
The informant attempts to dodge round the SUV, only for Avery to open the door and flatten him.
Source: Series / CSI: Cyber -
Planets are massive; their curvature is only visible from tens of thousands of meters up, but they're still small enough that the developers had to add special code to flatten out the terrain when at a distance so they actually look round.
Source: Baby Planet
Cite this Source
Round and Flatten. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/flatten/round
Flatten & Round. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/flatten/round>.
Round or Flatten. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/flatten/round.
Google Ngram Viewer shows how "flatten" and "round" have occurred on timeline