Hefty and Substantial

Hefty

Hefty adjective - Having great weight.
Usage example: that's a pretty hefty book bag for a tiny person like you

Substantial is a synonym for hefty in heavy topic. In some cases you can use "Substantial" instead an adjective "Hefty", when it comes to topics like large, big. popular alternative

Nearby Words: heft, hefted, hefting

Substantial

Substantial adjective - Of a size greater than average of its kind.
Usage example: the amount he inherited was quite substantial, so he quit his job and set out to see the world

Hefty is a synonym for substantial in important topic. You can use "Hefty" instead an adjective "Substantial". popular alternative

Cite this Source
Substantial and Hefty. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/hefty/substantial
Hefty & Substantial. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/hefty/substantial>.
Substantial or Hefty. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/hefty/substantial.
Google Ngram Viewer shows how "hefty" and "substantial" have occurred on timeline