- Definitions|2
- Thesaurus|308
- Abbreviations|0
26 entries under oldness topic. ×
| antediluvian(adjective, antiquated, before) | |
| primeval(adjective, original, fixed, primitive, early) | |
| archaic(adjective, old, early, antique, antiquated) | |
| primitive(adjective, original, old, past, ancient) | |
| primordial(adjective, original, primitive, early, antique) | |
| aboriginal | |
| fossil | |
| antebellum | |
| medieval | |
| patriarchal | |
| ancestral | |
| preadamite | |
| preglacial | |
| prime | |
| protohistoric | |
| antemundane | |
| classic | |
| colonial | |
| beginning | |
| black-letter |
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| APA | Smart Define. (2016). prehistoric thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/prehistoric/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "prehistoric thesaurus" https://smartdefine.org/prehistoric/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, prehistoric thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/prehistoric/thesaurus/synonyms>. |
| MLA | Smart Define. "prehistoric thesaurus" 29 February 2016. Web. 26 September 2026. <https://smartdefine.org/prehistoric/thesaurus/synonyms> |