Where does “stepsister” come from?

Stepsister derives from step- (denoting a relation by remarriage) plus sister, which comes from Old English sweostor, from Proto-Indo-European swésōr, meaning female sibling.

stepsister (English): The daughter of one's stepparent who is not the...

Definitions

  1. The daughter of one's stepparent who is not the...

Ancestry of “stepsister”, step by step

StepLanguageWordMeaning
1Englishstep-A prefix used before "father", "mother",...
2Middle Englishstep-step- related through the marriage of a parent
3Old Englishstēop-deprived of a relative, step-
4Proto-Germanicsteupa-step-
5Proto-Indo-European(s)tewp-to push, to stick
6Proto-Indo-European(s)tew-to push, to hit

Words derived from “stepsister

Every word from Proto-Indo-European (s)tew-