Where does “sista” come from?

sista (Tok Pisin) comes from English sister, from Middle English suster, from Old English sweostor, from Proto-West Germanic *swester — sister.

sista (Tok Pisin): sister

Definitions

  1. sister

Ancestry of “sista”, step by step

StepLanguageWordMeaning
1EnglishsisterA daughter of the same parents as another person;...
2Middle EnglishsusterA sister or step-sister; a female sibling
3Old Englishsweostorsister
4Proto-West Germanic*swestersister
Every word from Proto-West Germanic *swester →Every word from Old English sweostor →Every word from Middle English suster →