Firstborn and Oldest

Related words

Firstborn adjective - First in order of birth.

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Oldest and firstborn are semantically related. In some cases you can use "Oldest" instead an adjective "Firstborn".

Definitions of Firstborn not found.

Firstborn and oldest are semantically related. Sometimes you can use "Firstborn" instead an adjective "Oldest".

The oldest gods are the Protogenoi ("firstborn").

Source: Anthropomorphic Personification
The oldest child is favored because they are the firstborn/family heir.

Source: Parental Favoritism

Cite this Source

Oldest and Firstborn. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/firstborn/oldest

Firstborn & Oldest. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/firstborn/oldest>.

Oldest or Firstborn. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/firstborn/oldest.

Google Ngram Viewer shows how "firstborn" and "oldest" have occurred on timeline