5 entries under expression topic. ×
| periods of time | |
| stages of history | |
| divisions of eons | |
| geological time | |
| important time periods |
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| APA | Smart Define. (2015). eras thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/eras/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "eras thesaurus" https://smartdefine.org/eras/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, eras thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/eras/thesaurus/synonyms>. |
| MLA | Smart Define. "eras thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/eras/thesaurus/synonyms> |