2
confine(verb, hold, keep, block, stay)
2
constrain(verb, control, restrain, diminish, curb)
2
contract(verb, drop, go, cut, decline)
2
cool it(verb, expression, stop, dull, fall)
2
crumble(verb, stop, drop, go, cut)
2
cut back(expression, decline, reduce, restrain, ease)
2
cut down(verb, expression, phrasal verb, drop, cut)
2
dawdle(verb, hold, check, keep, fail)
2
decay(verb, stop, drop, end, cut)
2
decompress
2
deliver(verb, separate, remove, release, free)
2
depreciate(verb, drop, cut, decline, reduce)
2
devaluate(verb, drop, quiet, cut, decline)
2
die(verb, dwindle)
2
die out(verb, expression, decline, reduce, ease)
2
dilute(verb, decline, reduce, ease, diminish)
2
dip(verb, fade, wane, dwindle, fizzle)
2
discharge(verb, separate, remove, release, free)
2
disconnect(verb, separate, remove, release, free)
2
disengage(verb, calm, quiet, help, separate)
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APASmart Define. (2015). slacken thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/slacken/thesaurus/synonyms
ChicagoSmart Define. 2015. "slacken thesaurus" https://smartdefine.org/slacken/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, slacken thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/slacken/thesaurus/synonyms>.
MLASmart Define. "slacken thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/slacken/thesaurus/synonyms>