Where does “sīn” come from?

sīn (Old Swedish) comes from Middle Low German sîn, from Old Saxon *sinn, 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.

sīn (Old Swedish): Reflexive possessive third person determiner. his (own), her (own), its (own), their (own)

Definitions

  1. Reflexive possessive third person determiner. his (own), her (own), its (own), their (own)

Ancestry of “sīn”, step by step

sīn traces back through two separate lines of ancestry.

via Middle Low German sîn

StepLanguageWordMeaning
1Middle Low Germansînof his
2Old Saxon*sinn
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 Norse sínn

StepLanguageWordMeaning
1Old Norsesínnone’s (own)
2Proto-Germanicsinþazjourney, way, path

Words derived from “sīn

Every word from Proto-Indo-European h₁es-Every word from Proto-Indo-European sent-Every word from Proto-Indo-European sentnós