175 entries under decline topic. ×

1
quiet(verb, fall, fail, diminish)
1
rarefy(verb, quiet, fall, fail)
1
recede(verb, drop, settle, fall)
1
reduce(verb, check, release, fail)
1
retrograde(verb, drop, fall, fail)
1
retrogress(verb, fail, lower, weaken)
1
settle(verb, drop, fall, fail)
1
skid(weaken, degenerate, deteriorate, decay)
1
slack off(verb, expression, phrasal verb, quiet)
1
slide(verb, drop, fall, fail)
1
slip(noun, verb, stop, drop)
1
slope(verb, drop, settle, ease)
1
soften(verb, reduce, release, fail)
1
spin(verb, drop, settle, ease)
1
spoil(verb, fail, lower, weaken)
1
stumble(verb, drop, settle, ease)
1
take a header(verb, expression, idiom, drop)
1
taper(verb, quiet, fall, fail)
1
temper(verb, reduce, release, fail)
1
thin(verb, quiet, fall, fail)
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APASmart Define. (2015). flag thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/flag/thesaurus/synonyms
ChicagoSmart Define. 2015. "flag thesaurus" https://smartdefine.org/flag/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, flag thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/flag/thesaurus/synonyms>.
MLASmart Define. "flag thesaurus" 10 July 2015. Web. 22 September 2026. <https://smartdefine.org/flag/thesaurus/synonyms>