- Definitions|2
- Thesaurus|147
- Abbreviations|0
17 entries under noun topic. ×
| first-born(adjective, senior, older, elder) | |
| event | |
| extraction | |
| frogspawn | |
| fruitage | |
| generation | |
| graft | |
| grandchild | |
| heir | |
| heredity | |
| house | |
| imp | |
| increase | |
| legatee | |
| offspring | |
| progeny | |
| family |
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| APA | Smart Define. (2015). firstborn thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/firstborn/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "firstborn thesaurus" https://smartdefine.org/firstborn/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, firstborn thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/firstborn/thesaurus/synonyms>. |
| MLA | Smart Define. "firstborn thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/firstborn/thesaurus/synonyms> |