179 entries under weaken topic. ×

1
disimprove(verb, drop, decline, fall, diminish)
1
etiolate(verb, decline, fall, diminish)
1
evanesce(verb, decline, fall, diminish)
1
evanish(verb, decline, fall, diminish)
1
fade away(verb, expression, stop, end, decline)
1
fade out(verb, expression, stop, end, decline)
1
fag out(verb, expression, break, decline, fall)
1
grieve(verb, break, suffer, deteriorate)
1
hanker(verb, break, suffer, deteriorate)
1
hunger(verb, break, suffer, deteriorate)
1
hush(verb, decline, fall, diminish)
1
impair(verb, decline, lower, degenerate)
1
injure(verb, decline, lower, degenerate)
1
knock out(verb, expression, break, suffer)
1
listless(verb, break, suffer, deteriorate)
1
long(verb, break, suffer, deteriorate)
1
lose it(verb, expression, phrasal verb, decline)
1
lose quality(expression, decline, degenerate, deteriorate)
1
lower(verb, drop, decline, fall, return)
1
mar(decline, damage, spoil, degenerate)
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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>