42 entries under obsolete topic. ×

1
moth-eaten(original, old, gray, venerable, outdated)
1
oldfangled(last, original, past, primitive, venerable)
1
once(last, original, past, primitive, venerable)
1
onetime(last, original, past, primitive, venerable)
1
original(last, past, primitive, venerable, outdated)
1
outmoded(last, original, old, venerable, outdated)
1
past(last, original, primitive, venerable, outdated)
1
primeval(original, fixed, old, venerable, outdated)
1
primitive(last, original, past, venerable, outdated)
1
primordial(last, original, old, venerable, outdated)
1
pristine(last, original, past, primitive, venerable)
1
quondam(last, original, past, primitive, venerable)
1
relic(last, original, old, venerable, outdated)
1
remote(last, original, old, venerable, outdated)
1
rusty(original, old, gray, venerable, outdated)
1
sometime(last, original, past, primitive, venerable)
1
stale(last, original, old, past, venerable)
1
time-worn(last, original, past, primitive, venerable)
1
unfashionable(last, original, past, primitive, venerable)
1
unoriginal(last, original, past, venerable, outdated)
10 years ago|4.3k views|share |citing 
APASmart Define. (2016). age-old thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/age-old/thesaurus/synonyms
ChicagoSmart Define. 2016. "age-old thesaurus" https://smartdefine.org/age-old/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, age-old thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/age-old/thesaurus/synonyms>.
MLASmart Define. "age-old thesaurus" 29 February 2016. Web. 27 September 2026. <https://smartdefine.org/age-old/thesaurus/synonyms>