15
gladiator
15
veteran(noun, person, knowledge, ability, expert)
12
old hand(noun, expression, person, knowledge, ability)
9
senior(noun, person, adult, youth, veteran)
9
vet(noun, knowledge, ability, informal, expert)
8
oldster(noun, informal, adult, youth, senior)
7
elder(noun, adult, youth)
7
senior citizen(noun, someone, adult, youth)
6
ancient(noun, youth)
6
gaffer
6
warhorse(noun, expert, pro, trouper)
5
antique
5
expert(noun, pro, adult, veteran, trouper)
5
old geezer
4
master(noun, adult, veteran)
3
oldtimer
3
crone(noun, adult)
3
dotard
3
graybeard(noun, adult)
3
past master(noun, expression, expert, trouper)
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APASmart Define. (2016). old-timer thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/old-timer/thesaurus/synonyms
ChicagoSmart Define. 2016. "old-timer thesaurus" https://smartdefine.org/old-timer/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, old-timer thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/old-timer/thesaurus/synonyms>.
MLASmart Define. "old-timer thesaurus" 30 March 2016. Web. 20 September 2026. <https://smartdefine.org/old-timer/thesaurus/synonyms>