Where does “si” come from?

si (Old Portuguese) comes from Latin sibi, from Proto-Indo-European sébʰye, from Proto-Indo-European swé — self.

si (Old Portuguese): yes, affirmatively

Definitions

  1. yes, affirmatively

Ancestry of “si”, step by step

StepLanguageWordMeaning
1Latinsibithe dative of the reflexive pronoun meaning to...
2Proto-Indo-Europeansébʰye—
3Proto-Indo-Europeanswéself

Words derived from “si”

Every word from Proto-Indo-European swé →Every word from Proto-Indo-European sébʰye →Every word from Latin sibi →