34 entries under mature topic. ×

1
inactive(tired, gray, aged, older)
1
infirm(tired, gray, aged, older)
1
matured(tired, gray, aged, older)
1
not young(expression, tired, gray, aged)
1
olden(tired, gray, early, antique)
1
oldish(tired, gray, aged, older)
1
over the hill(expression, tired, gray, aged)
1
seasoned(tired, gray, aged, older)
1
senile(tired, gray, aged, older)
1
senior(tired, gray, aged, older)
1
skilled(tired, gray, aged, older)
1
tired(gray, aged, older, elderly)
1
versed(tired, gray, aged, older)
1
wasted(tired, gray, aged, older)
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APASmart Define. (2015). fossil thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/fossil/thesaurus/synonyms
ChicagoSmart Define. 2015. "fossil thesaurus" https://smartdefine.org/fossil/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, fossil thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/fossil/thesaurus/synonyms>.
MLASmart Define. "fossil thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/fossil/thesaurus/synonyms>