- Definitions|2
- Thesaurus|1.3k
- Abbreviations|0
47 entries under original topic. ×
| archaic(adjective, feature, characteristic, detail, new) | |
| antiquated(adjective, feature, characteristic, detail, new) | |
| primitive(adjective, feature, characteristic, start, detail) | |
| obsolete(adjective, last, old, venerable) | |
| old-fashioned(adjective, old, venerable, antiquated) | |
| primordial(adjective, old, venerable, outdated) | |
| primeval(adjective, old, venerable, outdated) | |
| venerable(adjective, new, old, gray) | |
| early(adjective, start, old, venerable) | |
| age-old(adjective, new, old, gray) | |
| bygone(dead, old, venerable, outdated) | |
| dated(adjective, old, outdated, obsolete) | |
| outdated(adjective, last, old, venerable) | |
| outmoded(adjective, old, venerable, outdated) | |
| superannuated(adjective, dead, old, outdated) | |
| aboriginal(adjective, last, past, primitive) | |
| old-time(adjective, new, last, primitive) | |
| olden(adjective, new, old, primitive) | |
| former(last, past, primitive, venerable) | |
| stale(adjective, old, outdated, obsolete) |
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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> |