8 entries under old topic. ×

5
ancient(adjective, dead, tired, gray)
4
hoary(tired, gray, mature, venerable)
4
venerable(tired, gray, mature, early)
4
superannuated(dead, tired, gray, mature)
2
elderly(adjective, tired, gray, mature)
1
aged(tired, gray, mature, venerable)
1
older(adjective, venerable, early, antique)
1
oldie(noun, adjective, venerable, early)
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APASmart Define. (2015). fossil thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/fossil/thesaurus/synonyms
ChicagoSmart Define. 2015. "fossil thesaurus" https://smartdefine.org/fossil/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, fossil thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/fossil/thesaurus/synonyms>.
MLASmart Define. "fossil thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/fossil/thesaurus/synonyms>