soeur (French)
Where does "soeur" come from?
Tracing back to the Proto-Indo-European root for a female sibling, this word developed through the Latin 'soror' before entering Old French as 'suer.' Over centuries, the spelling transitioned into the modern French 'soeur' (or 'sœur'), maintaining its core meaning while reflecting the phonetic evolution of the French language.
Full etymology tree
- soeur (French), 'nonstandard spelling of sœur'
- inherited from soror (Old French)
- inherited from soror (Latin), 'sister'
- inherited from *swezōr (Proto-Italic), 'sister'
- inherited from *swésōr (Proto-Indo-European), 'sister'
- compound of *swé (Proto-Indo-European), 'self (reflexive pronoun)'
- compound of *h₁ésh₂r̥ (Proto-Indo-European), 'blood'
- suffix *-sōr (Proto-Indo-European), 'Derives feminine gender stems from roots'
- inherited from *swésōr (Proto-Indo-European), 'sister'
- inherited from *swezōr (Proto-Italic), 'sister'
- inherited from soror (Latin), 'sister'
- inherited from soror (Old French)
Updated March 2026
Etymology data from Wiktionary, CC BY-SA 4.0 · About Miraris