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aging(noun, adjective, old, age, aged)
6
elderly
6
old
6
ripening
5
ancient
5
senescence
5
senescent
4
aged
4
hoary
3
grey
3
superannuated
3
venerable
2
agedness
2
archaic
2
decrepit
2
getting on
2
growing old(expression, idiom)
2
maturation
2
oldish
2
timeworn
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APASmart Define. (2015). ageing thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/ageing/thesaurus/synonyms
ChicagoSmart Define. 2015. "ageing thesaurus" https://smartdefine.org/ageing/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, ageing thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/ageing/thesaurus/synonyms>.
MLASmart Define. "ageing thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/ageing/thesaurus/synonyms>