Synonyms|339Antonyms|81|Broader|10Narrower|0Related|878

52 entries under obsolete topic. ×

1
quondam(last, original, past, primitive, venerable)
1
rusty(original, old, gray, venerable, outdated)
1
sometime(last, original, past, primitive, venerable)
1
time-worn(last, original, past, primitive, venerable)
1
unoriginal(last, original, past, venerable, outdated)
1
worn-out(last, original, old, past, outdated)
0
bent(tired, unfashionable, outdated, antiquated)
0
cast off(expression, original, outdated)
0
old-fangled(old, unfashionable, antiquated, archaic)
0
out-of-style(unfashionable, outdated, antiquated, archaic)
0
unstylish(tired, bent, unfashionable, antiquated)
0
unusable(tired, bent, unfashionable, outdated)
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APASmart Define. (2015). antediluvian thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/antediluvian/thesaurus/synonyms
ChicagoSmart Define. 2015. "antediluvian thesaurus" https://smartdefine.org/antediluvian/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, antediluvian thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/antediluvian/thesaurus/synonyms>.
MLASmart Define. "antediluvian thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/antediluvian/thesaurus/synonyms>