Where does “sin” come from?

sin (Old English) comes from Proto-West Germanic sīn, from Proto-Germanic sīnaz, from Proto-Indo-European swé — self.

sin (Old English): his; her; its; their

Definitions

  1. his; her; its; their

Ancestry of “sin”, step by step

StepLanguageWordMeaning
1Proto-West Germanicsīnhis/her/its/their own
2Proto-Germanicsīnazhis/her/its/their own; reflexive possessive
3Proto-Indo-Europeanswéself
Every word from Proto-Indo-European swé →Every word from Proto-Germanic sīnaz →Every word from Proto-West Germanic sīn →