66 entries under unfashionable topic. ×

62
old-fashioned(adjective, feature, characteristic, dull, trait)
58
old(adjective, feature, characteristic, dull, hard)
57
archaic(adjective, feature, characteristic, dull, plain)
56
antique(adjective, feature, characteristic, dull, detail)
52
obsolete(adjective, feature, characteristic, trait, common)
51
dated(verb, adjective, feature, characteristic, dull)
49
outmoded(adjective, feature, characteristic, dull, trait)
44
outdated(adjective, feature, characteristic, dull, plain)
43
out-of-date(adjective, feature, characteristic, dull, hard)
43
passé(adjective, feature, characteristic, dull, hard)
42
superannuated(adjective, feature, characteristic, trait, original)
38
extinct(adjective, feature, characteristic, trait, dead)
34
demode(adjective, feature, characteristic, trait, last)
26
ancient(adjective, feature, characteristic, detail, new)
13
old hat(expression, adjective, idiom, square)
13
vintage(adjective, feature, characteristic, plain, detail)
12
obsolescent(adjective, odd, old, primitive)
11
bygone(adjective, plain, new, last, original)
11
primitive(adjective, feature, characteristic, detail, last)
9
old-time(adjective, dull, new, last, original)
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APASmart Define. (2016). antiquated thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/antiquated/thesaurus/synonyms
ChicagoSmart Define. 2016. "antiquated thesaurus" https://smartdefine.org/antiquated/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2016, antiquated thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/antiquated/thesaurus/synonyms>.
MLASmart Define. "antiquated thesaurus" 12 February 2016. Web. 1 October 2026. <https://smartdefine.org/antiquated/thesaurus/synonyms>