69 entries under decline topic. ×

13
decay(noun, verb, hurt, reduce)
10
rot(noun, verb, break, hurt)
9
blight(noun, verb, break, hurt)
7
corrosion(noun, ruin, collapse, failing)
6
stagnate(verb, idle, deteriorate, languish)
4
decomposition(noun, collapse, deterioration, impairment)
4
dilapidation(noun, ruin, collapse, deterioration)
4
disintegration(noun, collapse, deterioration, impairment)
3
spoilage(noun, ruin, collapse, failing)
2
atrophy(ruin, collapse, failing, deterioration)
2
crumbling(ruin, collapse, failing, deterioration)
2
dissolution(ruin, collapse, failing, deterioration)
2
fester(verb, idle, stall, languish)
2
idle(verb, stall, languish, stagnate)
2
languish(verb, idle, stall, stagnate)
2
wasting away(expression, ruin, collapse, deterioration)
1
collapse(noun, deterioration, impairment, degeneration)
1
adulteration(collapse, deterioration, impairment, degeneration)
1
be idle(expression, idiom, idle, languish)
1
breaking down(expression, collapse, deterioration, impairment)
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APASmart Define. (2015). rust thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/rust/thesaurus/synonyms
ChicagoSmart Define. 2015. "rust thesaurus" https://smartdefine.org/rust/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, rust thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/rust/thesaurus/synonyms>.
MLASmart Define. "rust thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/rust/thesaurus/synonyms>