38 entries under adjective topic. ×
| antique(noun, ancient) | |
| antediluvian(ancient, oldness) | |
| archaic(ancient, oldness) | |
| antiquated | |
| ancient(dead, tired, old, gray) | |
| prehistoric(ancient, oldness) | |
| fossilized | |
| remains | |
| obsolete | |
| old(dead, age, venerable, antique) | |
| adamant | |
| elderly(tired, old, gray, mature) | |
| old-fashioned | |
| outdated | |
| primeval | |
| primordial | |
| veteran(tired, gray, mature, aged) | |
| Noachian | |
| fusty | |
| older(old, venerable, early, antique) |
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| APA | Smart Define. (2015). fossil thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/fossil/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "fossil thesaurus" https://smartdefine.org/fossil/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, fossil thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/fossil/thesaurus/synonyms>. |
| MLA | Smart Define. "fossil thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/fossil/thesaurus/synonyms> |