Extension
Extension noun - The act of making longer.
Ponderousness and extension are semantically related. In some cases you can use "Ponderousness" instead a noun "Extension".
Ponderousness
Ponderousness noun - The state or quality of being heavy.
Extension and ponderousness are semantically related. Sometimes you can use "Extension" instead a noun "Ponderousness".
Cite this Source
Ponderousness and Extension. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/extension/ponderousness
Extension & Ponderousness. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/extension/ponderousness>.
Ponderousness or Extension. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/extension/ponderousness.
Google Ngram Viewer shows how "extension" and "ponderousness" have occurred on timeline