Make tighter
Toughen and make tighter are semantically related. In some cases you can use "Toughen" instead a verb phrase "Make tighter".
Toughen
Toughen verb - To increase the ability of (as a muscle) to exert physical force.
Make tighter and toughen are semantically related. Sometimes you can use "Make tighter" instead a verb "Toughen".
Cite this Source
Toughen and Make tighter. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/make_tighter/toughen
Make tighter & Toughen. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/make_tighter/toughen>.
Toughen or Make tighter. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/make_tighter/toughen.
Google Ngram Viewer shows how "make tighter" and "toughen" have occurred on timeline