4
passee
4
primitive(adjective, last, original, odd, old)
4
rococo(adjective, odd, old, primitive, unfashionable)
4
so last year(expression, idiom)
4
timeworn(hard, old, sour, past, gray)
3
cheesy(adjective, bad, cool, awesome, unfashionable)
3
defunct(outmoded, out-of-date)
3
fashionless(adjective, bad, cool, awesome, unfashionable)
3
hardly current
3
not chic
3
old fashioned
3
oldfangled(adjective, last, original, odd, old)
3
stale(adjective, hard, last, original, old)
3
time
2
ago
2
back number
2
belated
2
blown over
2
bypast
2
corny(adjective, dull, hard, informal, odd)
10 years ago|10k views|share |citing 
APASmart Define. (2016). passe thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/passe/thesaurus/synonyms
ChicagoSmart Define. 2016. "passe thesaurus" https://smartdefine.org/passe/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, passe thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/passe/thesaurus/synonyms>.
MLASmart Define. "passe thesaurus" 28 March 2016. Web. 23 September 2026. <https://smartdefine.org/passe/thesaurus/synonyms>