1
once(last, original, past, other, outdated)
1
onetime(last, original, past, other, outdated)
1
original(last, past, other, outdated, obsolete)
1
out-of-style(adjective, odd, out, old, primitive)
1
out of it(expression, idiom, odd, old, primitive)
1
out of season(expression, idiom)
1
out of style(expression, idiom, odd, old, primitive)
1
out of use(expression, idiom)
1
past use
1
pensioned off
1
primate
1
primeval(original, old, venerable, obsolete, antique)
1
primordial(original, old, venerable, obsolete, antique)
1
pristine(last, original, past, other, outdated)
1
quondam(last, original, past, other, obsolete)
1
rejected
1
relic(original, old, venerable, obsolete, antique)
1
relinquished
1
remote(original, old, venerable, obsolete, antique)
1
renounced
10 years ago|12k views|share |citing 
APASmart Define. (2016). outmoded thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/outmoded/thesaurus/synonyms
ChicagoSmart Define. 2016. "outmoded thesaurus" https://smartdefine.org/outmoded/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, outmoded thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/outmoded/thesaurus/synonyms>.
MLASmart Define. "outmoded thesaurus" 12 February 2016. Web. 22 September 2026. <https://smartdefine.org/outmoded/thesaurus/synonyms>