179 entries under weaken topic. ×

3
shrink(verb, drop, go, decline, open)
3
shrivel(verb, decline, fall, diminish)
3
wear away(verb, expression, stop, end, decline)
2
backslide(verb, drop, decline, fall, diminish)
2
atrophy(verb, decline, diminish, decrease)
2
be impaired(decline, lessen, degenerate, deteriorate)
2
become contaminated(expression, decline, lessen, degenerate)
2
corrode(verb, decline, lower, lessen)
2
curdle(verb, decline, lessen, degenerate)
2
debilitate(verb, decline, lower, strain, annoy)
2
defile(verb, decline, lessen, degenerate)
2
depreciate(verb, drop, decline, reject, disregard)
2
discolor(verb, decline, lessen, degenerate)
2
dry-rot(decline, lessen, degenerate, deteriorate)
2
fag(verb, break, strain, annoy)
2
go soft(verb, expression, break, suffer)
2
go to pot(verb, expression, idiom, drop, decline)
2
go to seed(expression, idiom, decline, lessen)
2
go to the dogs(verb, expression, idiom, drop, decline)
2
mildew(decline, lessen, degenerate, deteriorate)
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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>