179 entries under weaken topic. ×

1
melt(verb, decline, fall, diminish)
1
melt away(verb, expression, stop, end, decline)
1
pervert(decline, degenerate, deteriorate, decay)
1
quiet(verb, decline, fall, diminish)
1
rarefy(verb, decline, fall, diminish)
1
recede(verb, stop, drop, go, end)
1
recidivate(fall, degenerate, deteriorate, revert)
1
repine(verb, break, suffer, deteriorate)
1
retrogress(verb, decline, lower, lapse)
1
revert(verb, drop, fall, diminish, return)
1
settle(verb, drop, fall, diminish, return)
1
sigh(verb, break, suffer, deteriorate)
1
skid(decline, degenerate, deteriorate, decay)
1
slack off(verb, expression, decline, fall, diminish)
1
slide back(expression, fall, degenerate, deteriorate)
1
slip back(expression, fall, degenerate, deteriorate)
1
snivel(verb, break, suffer, deteriorate)
1
sorrow(verb, break, suffer, deteriorate)
1
succumb(verb, break, drop, give, fall)
1
suffer(verb, break, drop, fall, decrease)
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APASmart Define. (2016). fail thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/fail/thesaurus/synonyms
ChicagoSmart Define. 2016. "fail thesaurus" https://smartdefine.org/fail/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, fail thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/fail/thesaurus/synonyms>.
MLASmart Define. "fail thesaurus" 1 April 2016. Web. 26 September 2026. <https://smartdefine.org/fail/thesaurus/synonyms>