sister

*swésōr (Proto-Indo-European)

Sister.

*swestēr (Proto-Germanic)

Sister.

sweostor (Old English)

A sister.

suster (Middle English)

sister (English)

(British) A senior or supervisory nurse, often in a hospital.. (attributively) An entity that has a special or affectionate, non-hierarchical relationship with another.. (informal) A form of address to a woman.. (slang) A black woman.. (usually, attributively) In the same class.. A daughter of the same parents as another person; a female sibling.. A female member of a religious order; [...]