2 entries under period topic. ×
| age(noun, time, set, informal, round) | |
| era(noun, set, round, history) |
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| APA | Smart Define. (2015). eon thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/eon/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "eon thesaurus" https://smartdefine.org/eon/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, eon thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/eon/thesaurus/synonyms>. |
| MLA | Smart Define. "eon thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/eon/thesaurus/synonyms> |