Where does “undersong” come from?

undersong (English) comes from English under, from Middle English under, from Old English under, from Proto-Germanic under, from Proto-Indo-European h₁entér, from Proto-Indo-European h₁en — in; in, inside.

undersong (English): Accompanying strain or sound; accompaniment;...

Definitions

  1. Accompanying strain or sound; accompaniment;...

Ancestry of “undersong”, step by step

undersong traces back through two separate lines of ancestry.

via English under

StepLanguageWordMeaning
1EnglishunderIn or at a lower level than; As a subject of;...
2Middle Englishunderunder
3Old Englishunderunder, beneath
4Proto-Germanicunderamong, between; under, beneath; under
5Proto-Indo-Europeanh₁entérbetween
6Proto-Indo-Europeanh₁enin; in, inside

via English song

StepLanguageWordMeaning
1EnglishsongA musical composition with lyrics for voice or...
2Thaiสอง2
3Proto-Taisoːŋᴬtwo
4Middle Chinese雙—
Every word from Proto-Indo-European h₁en →