108 entries under decline topic. ×

8
relent(verb, calm, control, quiet, go)
8
slack off(verb, expression, phrasal verb, stop, drop)
8
temper(verb, calm, control, order, quiet)
7
dwindle(verb, stop, calm, drop, dull)
7
ease off(verb, expression, phrasal verb, stop, calm)
7
slack up(verb, expression, phrasal verb, reduce)
6
lighten(verb, calm, drop, quiet, help)
6
restrain(verb, calm, drop, control, order)
5
die down(verb, expression, phrasal verb, calm, drop)
5
drop off(verb, expression, phrasal verb, drop, cut)
5
taper off(verb, expression, stop, dull)
4
calm down(verb, expression, phrasal verb, calm, drop)
4
deteriorate(verb, stop, drop, cut)
4
die away(verb, expression, phrasal verb, ease)
4
fade(verb, stop, drop, cut)
4
fail(verb, stop, go, open)
4
modify(verb, calm, drop, control, cut)
4
peter out(verb, expression, stop, drop, end)
4
quell(verb, stop, calm, drop, order)
4
quiet(verb, adjective, calm, drop, control)
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APASmart Define. (2015). slacken thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/slacken/thesaurus/synonyms
ChicagoSmart Define. 2015. "slacken thesaurus" https://smartdefine.org/slacken/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, slacken thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/slacken/thesaurus/synonyms>.
MLASmart Define. "slacken thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/slacken/thesaurus/synonyms>