Synonyms|284Antonyms|7|Broader|2Narrower|0Related|9
10
outdated item
4
well-documented
3
vintage(adjective, antique, old-time, oldfangled, old-school)
2
timeframe
1
throwback
0
custom
0
fusty
0
habit
0
outdate
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APASmart Define. (2015). old hat thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/old_hat/thesaurus/related
ChicagoSmart Define. 2015. "old hat thesaurus" https://smartdefine.org/old_hat/thesaurus/related (accessed September 24, 2026).
HarvardSmart Define 2015, old hat thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/old_hat/thesaurus/related>.
MLASmart Define. "old hat thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/old_hat/thesaurus/related>