54 entries under decline topic. ×

1
mar(weaken, degenerate, deteriorate, degrade)
1
regress(weaken, degenerate, deteriorate, degrade)
1
retrograde(weaken, degenerate, deteriorate, decay)
1
retrogress(weaken, degenerate, deteriorate, degrade)
1
rot(weaken, degenerate, deteriorate, decay)
1
sink(weaken, degenerate, deteriorate, decay)
1
skid(weaken, degenerate, deteriorate, degrade)
1
slide(weaken, degenerate, deteriorate, decay)
1
spoil(weaken, corrupt, foul, degenerate)
1
undermine(weaken, degenerate, deteriorate, degrade)
1
wane(weaken, worsen)
1
wear away(expression, weaken, degenerate, degrade)
1
worsen(weaken, degenerate, deteriorate, decay)
0
get worse(expression, weaken, worsen)
<123>
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APASmart Define. (2015). alloy thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/alloy/thesaurus/synonyms
ChicagoSmart Define. 2015. "alloy thesaurus" https://smartdefine.org/alloy/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, alloy thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/alloy/thesaurus/synonyms>.
MLASmart Define. "alloy thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/alloy/thesaurus/synonyms>