2
corrosion(noun, drop, decline, collapse, deterioration)
2
cracking
2
crashing
2
crumbly(adjective, hard, stiff, shabby, worn)
2
crumpling
2
decomposition(noun, drop, decline, collapse, deterioration)
2
degenerating(verb, disintegrating)
2
destruction(noun, collapse, division, extinction, wreck)
2
deteriorated(dilapidated, decaying, brittle, tattered, oldness)
2
dilapidation(noun, drop, decline, collapse, extinction)
2
dissecting(verb, adjective, disintegrating)
2
dwindling(decline, deterioration, degeneration, deteriorating, dropping)
2
dying(verb, decline, ruin, collapse, failing)
2
falling(adjective, decaying, decreasing, deteriorating, dropping)
2
fracturing(verb, cracking, disintegrating)
2
fusty
2
late(last, original, past, venerable, outdated)
2
lessening(noun, adjective, drop, decline, decay)
2
levigation
2
marcescent
11 years ago|6.3k views|share |citing 
APASmart Define. (2015). crumbling thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/crumbling/thesaurus/synonyms
ChicagoSmart Define. 2015. "crumbling thesaurus" https://smartdefine.org/crumbling/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, crumbling thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/crumbling/thesaurus/synonyms>.
MLASmart Define. "crumbling thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/crumbling/thesaurus/synonyms>