- Definitions|2
- Thesaurus|308
- Abbreviations|0
| ancient(adjective, original, old, past, primitive) | |
| old(adjective, original, past, primitive, early) | |
| antediluvian(adjective, antiquated, before, oldness) | |
| primeval(adjective, original, fixed, primitive, early) | |
| antique(adjective, old, traditional, early, antiquated) | |
| archaic(adjective, old, early, antique, antiquated) | |
| primitive(adjective, original, old, past, ancient) | |
| primordial(adjective, original, primitive, early, antique) | |
| antiquated(adjective, old, early, antique, before) | |
| early(adjective, before) | |
| prehistorical | |
| earliest(adjective, before) | |
| old-fashioned(adjective, old, traditional, early, antique) | |
| primal(adjective, primary, primeval) | |
| Noachian | |
| aboriginal(adjective, oldness) | |
| fossil(adjective, oldness) | |
| obsolete(noun, adjective, old, traditional, early) | |
| olden(adjective, before) | |
| superannuated |
For more, visit
Prehistoric on
Power Thesaurus
| APA | Smart Define. (2016). prehistoric thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/prehistoric/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "prehistoric thesaurus" https://smartdefine.org/prehistoric/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2016, prehistoric thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/prehistoric/thesaurus/synonyms>. |
| MLA | Smart Define. "prehistoric thesaurus" 29 February 2016. Web. 21 September 2026. <https://smartdefine.org/prehistoric/thesaurus/synonyms> |