81 entries under outdated topic. ×

72
antiquated(adjective, feature, characteristic, dull, hard)
64
antique(adjective, feature, characteristic, dull, detail)
57
archaic(adjective, feature, characteristic, dull, detail)
54
ancient(adjective, feature, characteristic, detail, new)
50
superannuated(adjective, feature, characteristic, trait, feeble)
48
obsolete(adjective, feature, characteristic, trait, common)
47
dated(adjective, feature, characteristic, dull, trait)
44
outmoded(adjective, feature, characteristic, dull, trait)
41
old-fashioned(adjective, feature, characteristic, dull, trait)
41
passé(adjective, feature, characteristic, dull, hard)
39
out-of-date(adjective, feature, characteristic, dull, hard)
37
extinct(adjective, feature, characteristic, trait, dead)
36
demode(adjective, feature, characteristic, trait, last)
27
past(adjective, hard, last, odd, sour)
26
vintage(adjective, feature, characteristic, superior, detail)
23
antediluvian(adjective, feature, characteristic, detail, new)
23
former(adjective, order, time, last, late)
19
traditional(adjective, feature, state, characteristic, quality)
18
primitive(adjective, feature, characteristic, detail, last)
18
venerable(adjective, characteristic, new, gray, age)
10 years ago|37k views|share |citing 
APASmart Define. (2016). old thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/old/thesaurus/synonyms
ChicagoSmart Define. 2016. "old thesaurus" https://smartdefine.org/old/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, old thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/old/thesaurus/synonyms>.
MLASmart Define. "old thesaurus" 29 February 2016. Web. 22 September 2026. <https://smartdefine.org/old/thesaurus/synonyms>