12 entries under obsolete topic. ×

10
traditional(adjective, old, conservative, unchanging, outdated)
7
old-fashioned(adjective, old, traditional, conservative, unchanging)
6
outdated(adjective, old, habitual)
5
antiquated(adjective, old, outdated, habitual)
4
antediluvian(adjective, old, outdated, habitual)
4
habitual(adjective, old, outdated)
4
old(adjective, outdated, habitual)
4
rancid(adjective, old, outdated, habitual)
4
shabby(adjective, old, outdated, habitual)
4
stagnant(adjective, old, outdated, habitual)
4
stale(adjective, old, outdated, habitual)
3
worn(adjective, old, outdated, habitual)
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APASmart Define. (2015). groundbreaking thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/groundbreaking/thesaurus/antonyms
ChicagoSmart Define. 2015. "groundbreaking thesaurus" https://smartdefine.org/groundbreaking/thesaurus/antonyms (accessed September 24, 2026).
HarvardSmart Define 2015, groundbreaking thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/groundbreaking/thesaurus/antonyms>.
MLASmart Define. "groundbreaking thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/groundbreaking/thesaurus/antonyms>