15 entries under adjective topic. ×

11
vintage(antique, old-time, oldfangled, old-school)
7
old-fashioned
7
retroactive
5
evocative
5
ex post facto(expression, idiom)
5
nostalgic
4
dated
3
in period style
1
out-of-date
1
period
1
out of date
1
retrogressive
0
old world
0
reactive
-1
passe
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APASmart Define. (2016). retro thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/retro/thesaurus/synonyms
ChicagoSmart Define. 2016. "retro thesaurus" https://smartdefine.org/retro/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, retro thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/retro/thesaurus/synonyms>.
MLASmart Define. "retro thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/retro/thesaurus/synonyms>