Birth father
Sire and birth father are semantically related. In some cases you can use "Sire" instead a noun phrase "Birth father".
Sire
Sire noun - A male human parent.
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Synonyms for Sire
Birth father and sire are semantically related. Sometimes you can use "Birth father" instead a noun "Sire".
Mutual synonyms
Cite this Source
Sire and Birth father. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/birth_father/sire
Birth father & Sire. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/birth_father/sire>.
Sire or Birth father. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/birth_father/sire.
Google Ngram Viewer shows how "birth father" and "sire" have occurred on timeline