Where does “on” come from?

On comes from Japanese 音読み, Japanese 音, and Proto-Indo-European wen-, aukw-, and óynos, tracing back through multiple Proto-Indo-European roots of uncertain original sense.

on (English): In the state of being active, functioning or...

Definitions

  1. In the state of being active, functioning or...

Ancestry of “on”, step by step

on traces back through 3 separate lines of ancestry.

via Middle English on

StepLanguageWordMeaning
1Middle Englishonon, in; on; Alternative form of oon
2Old Englishonon, in, at, among; from
3Proto-West Germanicanaon
4Proto-Germanic*an
5Proto-Germanicanaon, at; on, onto; ana
6Proto-Indo-Europeanh₂en-on, onto

via Japanese 音読み

StepLanguageWordMeaning
1Japanese音読みthe reading of a Japanese word written in kanji...
2Japanesesound
3Middle Chinese

via Old Norse ón

StepLanguageWordMeaning
1Old Norseónhope, expectation
2Proto-Germanicēnuwithout
3Proto-Indo-Europeananewwithout

Words derived from “on

Every word from Proto-Indo-European h₂en-Every word from Proto-Germanic anaEvery word from Proto-Germanic *an