78 entries under outdated topic. ×

66
old(adjective, feature, characteristic, dull, detail)
55
antiquated(adjective, feature, characteristic, dull, detail)
53
archaic(adjective, feature, characteristic, dull, detail)
52
obsolete(adjective, feature, characteristic, trait, last)
48
dated(adjective, feature, characteristic, dull, trait)
48
outmoded(adjective, feature, characteristic, dull, trait)
46
passe(adjective, feature, characteristic, dull, trait)
44
demode(adjective, feature, characteristic, trait, last)
42
out-of-date(adjective, feature, characteristic, dull, trait)
42
superannuated(adjective, feature, characteristic, trait, original)
37
extinct(adjective, feature, characteristic, trait, dead)
28
ancient(adjective, feature, characteristic, detail, new)
26
vintage(adjective, feature, characteristic, detail, new)
22
antediluvian(adjective, feature, characteristic, detail, new)
13
old-time(adjective, dull, new, last, original)
13
obsolescent(adjective, odd, old, primitive, unfashionable)
11
olden(adjective, new, original, odd, old)
11
relic(noun, value, original, old, past)
11
venerable(adjective, new, original, old, gray)
10
bygone(noun, adjective, value, new, last)
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APASmart Define. (2016). antique thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/antique/thesaurus/synonyms
ChicagoSmart Define. 2016. "antique thesaurus" https://smartdefine.org/antique/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, antique thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/antique/thesaurus/synonyms>.
MLASmart Define. "antique thesaurus" 29 February 2016. Web. 20 September 2026. <https://smartdefine.org/antique/thesaurus/synonyms>