631 entries under verb topic. ×

4
modify(calm, drop, control, cut)
4
pacify(calm, control, order, quiet)
4
palliate(calm, quiet, help, reduce)
4
peter out(expression, stop, drop, end)
4
quell(stop, calm, drop, order)
4
quiet(adjective, calm, drop, control)
4
set back(expression, phrasal verb, check, reduce)
4
still(calm, order, quiet, help)
4
tame(adjective, control, restrain, diminish)
4
taper(stop, drop, dull, decline)
4
tone down(expression, control, reduce, restrain)
4
unlax(stop, calm, dull, fall)
3
blunt
3
curtail(drop, cut, decline, reduce)
3
cushion
3
degenerate(stop, drop, cut, decline)
3
detach(separate, remove, release, free)
3
detain(hold, check, keep, reduce)
3
hold up(delay, moderate, decrease, hinder)
3
hush(calm, quiet, cool, fall)
11 years ago|11k views|share |citing 
APASmart Define. (2015). slacken thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/slacken/thesaurus/synonyms
ChicagoSmart Define. 2015. "slacken thesaurus" https://smartdefine.org/slacken/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, slacken thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/slacken/thesaurus/synonyms>.
MLASmart Define. "slacken thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/slacken/thesaurus/synonyms>