- Definitions|2
- Thesaurus|1.3k
- Abbreviations|0
78 entries under adjective topic. ×
| medieval(old, oldness, having) | |
| outdated(last, original, old, venerable) | |
| outmoded(original, old, venerable, outdated) | |
| superannuated(original, dead, old, outdated) | |
| aboriginal(last, original, past, primitive) | |
| old-time(new, last, original, primitive) | |
| olden(new, original, old, primitive) | |
| timeworn(new, prehistoric) | |
| out of date | |
| stale(original, old, outdated, obsolete) | |
| Noachian | |
| earliest | |
| old hat | |
| original(last, past, primitive, primary) | |
| dead(out, unfashionable, antique, antiquated) | |
| disused(dead, tired, out, bent) | |
| elderly | |
| mouldy | |
| obsolescent(old, unfashionable, outdated, obsolete) | |
| oracle bones(antique, ancient, archaic) |
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| APA | Smart Define. (2015). antediluvian thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/antediluvian/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "antediluvian thesaurus" https://smartdefine.org/antediluvian/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, antediluvian thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/antediluvian/thesaurus/synonyms>. |
| MLA | Smart Define. "antediluvian thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/antediluvian/thesaurus/synonyms> |