Flatness
Flatness noun - The property of having two dimensions.
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Synonyms for Flatness
Slightness and flatness are semantically related. In some cases you can use "Slightness" instead a noun "Flatness".
Slightness
Slightness noun - The quality or state of being little in size.
Flatness and slightness are semantically related. Sometimes you can use "Flatness" instead a noun "Slightness".
Mutual synonyms
Cite this Source
Slightness and Flatness. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/flatness/slightness
Flatness & Slightness. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/flatness/slightness>.
Slightness or Flatness. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/flatness/slightness.
Google Ngram Viewer shows how "flatness" and "slightness" have occurred on timeline