Where does “Si” come from?

Si (Alemannic German) comes from Middle High German sein, from Old High German sīn, from Proto-West Germanic sinn, from Proto-Germanic sinnaz, from Proto-Indo-European sentnós, from Proto-Indo-European sent-, from Proto-Indo-European h₁es- — to be.

Si (Alemannic German): you

Definitions

  1. you

Ancestry of “Si”, step by step

Si traces back through two separate lines of ancestry.

via Middle High German sein

StepLanguageWordMeaning
1Middle High Germansein
2Old High Germansīnhis; to be
3Proto-West Germanicsinnsense, perception; sense, meaning; reason, mental...
4Proto-Germanicsinnazsense, perception; sense, meaning
5Proto-Indo-Europeansentnós
6Proto-Indo-Europeansent-to head for, to go, to travel; to feel
7Proto-Indo-Europeanh₁es-to be

via Old High German siu

StepLanguageWordMeaning
1Old High Germansiu
2Proto-West Germanicshe, it
3Proto-Germanic
4Proto-Indo-Europeansih₂she
5Proto-Indo-European-ih₂Feminizes athematic nominal stems
6Proto-Indo-European-h₂Creates collective nouns, which refer to groups...
Every word from Proto-Indo-European h₁es-Every word from Proto-Indo-European sent-Every word from Proto-Indo-European sentnós
Si — Etymology, Origin & Word History | Etymology Explorer