227 entries under fail topic. ×

2
soften(verb, drop, cut, decline, reduce)
2
tail off(expression, drop, cut, decline, reduce)
2
turn out badly(expression, idiom, decline, fall)
1
sag(verb, drop, change, fall)
1
ail(verb, get, hurt, smart)
1
attenuate(verb, cut, decline, ruin, fall)
1
bate(verb, stop, end, pass, fall)
1
be disregarded(verb, break, weaken, suffer)
1
be neglected(verb, break, weaken, suffer)
1
become demented(expression, decline, crack, collapse)
1
become psychotic(expression, decline, crack, collapse)
1
blow a fuse(expression, idiom, decline, crack)
1
brood(verb, break, weaken, suffer)
1
clear(verb, decline, fall, diminish)
1
come apart at seams(expression, idiom, decline, reduce)
1
conk out(verb, expression, stop, break)
1
crash(verb, stop, drop, decline, fall)
1
cut(verb, decline, reduce, ruin)
1
deliquesce(verb, decline, fall, diminish)
1
depress(verb, decline, diminish, lower)
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APASmart Define. (2016). deteriorate thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/deteriorate/thesaurus/synonyms
ChicagoSmart Define. 2016. "deteriorate thesaurus" https://smartdefine.org/deteriorate/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, deteriorate thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/deteriorate/thesaurus/synonyms>.
MLASmart Define. "deteriorate thesaurus" 22 March 2016. Web. 24 September 2026. <https://smartdefine.org/deteriorate/thesaurus/synonyms>