32 entries under oldness topic. ×
| paleolithic | |
| paleolontological | |
| paleontologic | |
| paleozoic | |
| paleozoolical | |
| patriarchal | |
| preadamite | |
| precolumbian | |
| prime | |
| primigenous | |
| primordinate | |
| protohistoric |
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| APA | Smart Define. (2015). fossil thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/fossil/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "fossil thesaurus" https://smartdefine.org/fossil/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, fossil thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/fossil/thesaurus/synonyms>. |
| MLA | Smart Define. "fossil thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/fossil/thesaurus/synonyms> |