25 entries under deteriorating topic. ×

3
decaying(verb, adjective)
3
putrefying(verb, adjective)
2
atrophying
2
collapsing
2
declining
2
degenerating
2
fading
1
deteriorating
1
dilapidating
1
downgrading
1
ebbing
1
lapsing
1
regressing
1
relapsing
1
retrogressing
1
reverting
1
sinking
1
sliding
1
slipping
1
slumping
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APASmart Define. (2013). mouldering thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/mouldering/thesaurus/synonyms
ChicagoSmart Define. 2013. "mouldering thesaurus" https://smartdefine.org/mouldering/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2013, mouldering thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/mouldering/thesaurus/synonyms>.
MLASmart Define. "mouldering thesaurus" 27 June 2013. Web. 25 September 2026. <https://smartdefine.org/mouldering/thesaurus/synonyms>