31
relax(verb, stop, calm, order, quiet)
26
ease(noun, verb, calm, drop, order)
22
diminish(verb, stop, calm, drop, control)
21
let up(verb, expression, phrasal verb, stop, calm)
20
decrease(verb, stop, calm, drop, control)
20
reduce(verb, stop, calm, drop, control)
19
abate(verb, stop, calm, drop, control)
18
lessen(verb, stop, calm, drop, control)
18
subside(verb, stop, calm, drop, control)
17
weaken(verb, stop, calm, drop, go)
15
loosen(verb, calm, quiet, remove, reduce)
15
moderate(verb, adjective, stop, calm, control)
14
ebb(verb, stop, calm, drop, dull)
14
mitigate(verb, calm, control, order, quiet)
14
remit(verb, stop, calm, increase, reduce)
14
slow(verb, adjective, stop, calm, control)
13
wane(verb, stop, calm, drop, control)
12
slack(verb, stop, calm, quiet, reduce)
11
retard(verb, check, reduce, release, restrain)
11
slow down(expression, verb, phrasal verb, drop, decline)
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APASmart Define. (2015). slacken thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/slacken/thesaurus/synonyms
ChicagoSmart Define. 2015. "slacken thesaurus" https://smartdefine.org/slacken/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, slacken thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/slacken/thesaurus/synonyms>.
MLASmart Define. "slacken thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/slacken/thesaurus/synonyms>