Flatten and Knuckles
Opposite meaning words
Flatten
Flatten verb - To make free from breaks, curves, or bumps.
Knuckles
Knuckles noun - A small metal weapon; worn over the knuckles on the back of the hand.
Cite this Source
Knuckles and Flatten. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/flatten/knuckles
Flatten & Knuckles. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/flatten/knuckles>.
Knuckles or Flatten. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/flatten/knuckles.
Google Ngram Viewer shows how "flatten" and "knuckles" have occurred on timeline