Where does “ömsesidig” come from?

ömsesidig (Swedish) comes from Swedish sida, from Old Swedish sīþa, from Old Norse síða, from Proto-Germanic sīdǭ, from Proto-Germanic sīdaz, from Proto-Indo-European sēy-, from Proto-Indo-European ḱe- — demonstrative particle; here; this, here.

ömsesidig (Swedish): mutual

Definitions

  1. mutual

Ancestry of “ömsesidig”, step by step

ömsesidig traces back through two separate lines of ancestry.

via Swedish sida

StepLanguageWordMeaning
1Swedishsidaside; a bounding straight edge or surface; side;...
2Old Swedishsīþaside (of an object)
3Old Norsesíðaside
4Proto-Germanicsīdǭside
5Proto-Germanicsīdazdrooping, hanging down, pendulous, long,...
6Proto-Indo-Europeansēy-to send, throw, drop, sow, deposit; to linger
7Proto-Indo-Europeanḱe-demonstrative particle; here; this, here

via Swedish ömse

StepLanguageWordMeaning
1Swedishömseboth
2Old Swedishymse
3Old Norseýmissvarious, different, alternating
4Old Norseíin
5Proto-Germanicinin; into
6Proto-Indo-Europeanénin

Words derived from “ömsesidig

Every word from Proto-Indo-European ḱe-Every word from Proto-Indo-European sēy-Every word from Proto-Germanic sīdaz