Hefty
Mammoth
Mammoth adjective - Unusually large.
Usage example: a mammoth book with color plates of birds native to North America
Mutual synonyms
Cite this Source
Mammoth and Hefty. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/hefty/mammoth
Hefty & Mammoth. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/hefty/mammoth>.
Mammoth or Hefty. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/hefty/mammoth.
Google Ngram Viewer shows how "hefty" and "mammoth" have occurred on timeline