49 entries under noun topic. ×

1
ancientness
1
decomposition(decline, collapse, deterioration, impairment)
1
decrease(decline, ruin, collapse, failing)
1
degeneration(decline, ruin, collapse, failing)
1
deterioration(decline, collapse, impairment, degeneration)
1
disintegration(decline, collapse, deterioration, impairment)
1
feebleness(decline, age, infirmity)
1
infirmity
1
putrefaction(decline, collapse, deterioration, decay)
1
putrescence(decline, collapse, deterioration, decay)
1
rot(decline, collapse, deterioration, impairment)
1
rust(decline, ruin, collapse, failing)
1
spoilage(decline, ruin, collapse, failing)
1
superannuation
1
years
0
antiquity
0
corruption
0
debilitation
0
disuse
0
ebb
11 years ago|2.6k views|share |citing 
APASmart Define. (2015). senescence thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/senescence/thesaurus/synonyms
ChicagoSmart Define. 2015. "senescence thesaurus" https://smartdefine.org/senescence/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, senescence thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/senescence/thesaurus/synonyms>.
MLASmart Define. "senescence thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/senescence/thesaurus/synonyms>