Main
Main noun - Muscular strength.
Usage example: all their might and main could not budge the stalled car
Sinew
Cite this Source
Sinew and Main. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/main/sinew
Main & Sinew. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/main/sinew>.
Sinew or Main. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/main/sinew.
Google Ngram Viewer shows how "main" and "sinew" have occurred on timeline