Synonyms|189Antonyms|61|Broader|3Narrower|0Related|245

46 entries under outdated topic. ×

1
antiquated(adjective, last, original, dead, past)
1
antique(last, original, past, primitive, venerable)
1
archaic(adjective, last, original, dead, past)
1
crumbling(last, original, past, venerable)
1
dated(adjective, last, original, dead, past)
1
decayed(last, original, past, venerable)
1
done(last, original, past, venerable)
1
hackneyed(last, original, past, venerable)
1
moth-eaten(last, original, past, venerable)
1
old-fashioned(adjective, last, original, dead, past)
1
original(last, past, primitive, venerable)
1
out-of-date(adjective, last, original, dead, remote)
1
primordial(last, original, past, primitive, venerable)
1
pristine(last, original, past, primitive, venerable)
1
relic(last, original, past, primitive, venerable)
1
remote(last, original, past, primitive, venerable)
1
rusty(last, original, past, primitive, venerable)
1
stale(last, original, past, venerable)
1
superannuated(original, past, venerable, obsolete)
1
time-worn(last, original, past, primitive, venerable)
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APASmart Define. (2015). erstwhile thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/erstwhile/thesaurus/synonyms
ChicagoSmart Define. 2015. "erstwhile thesaurus" https://smartdefine.org/erstwhile/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, erstwhile thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/erstwhile/thesaurus/synonyms>.
MLASmart Define. "erstwhile thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/erstwhile/thesaurus/synonyms>