Relax
Relax verb - To make less taut.
Usage example: relax the rope a bit so I can pick up the slack and tie this knot
Slacken is a synonym for relax in moderate topic. In some cases you can use "Slacken" instead a verb "Relax", when it comes to topics like loosen, activity, action, abate. popular alternative
Mutual synonyms
Cite this Source
Slacken and Relax. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/relax/slacken
Relax & Slacken. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/relax/slacken>.
Slacken or Relax. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/relax/slacken.
Google Ngram Viewer shows how "relax" and "slacken" have occurred on timeline