4
falling to pieces(expression, adjective, idiom, rotten, decaying)
4
moldy(adjective, deterioration)
4
musty(adjective, aged, stuffy)
4
old(adjective, last, stale, shabby, dingy)
4
powdering(verb, powdering)
4
rotting(noun, verb, adjective, drop, decline)
4
ruin(noun, verb, drop, decline, collapse)
4
ruined
4
smashing(adjective, relentless, oppressive, unending, cracking)
4
stale(noun, adjective, corrupt, original, decayed)
4
tottering(adjective, danger, dilapidated, decaying, deteriorating)
4
worn out(verb, expression, adjective, phrasal verb, deterioration)
3
breakup(noun, collapse, division, breakdown, disintegration)
3
crumble
3
declining(noun, adjective, stale, fading, deteriorating)
3
decomposing(verb, adjective, corrupt, rotten, decayed)
3
degradation(noun, decline, decay, degeneration, weakening)
3
derelict(adjective, shabby, worn, dingy, seedy)
3
deteriorating
3
disintegration(noun, drop, decline, collapse, division)
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APASmart Define. (2015). crumbling thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/crumbling/thesaurus/synonyms
ChicagoSmart Define. 2015. "crumbling thesaurus" https://smartdefine.org/crumbling/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, crumbling thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/crumbling/thesaurus/synonyms>.
MLASmart Define. "crumbling thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/crumbling/thesaurus/synonyms>