Where does “svanesang” come from?

svanesang (Danish) comes from German Schwanengesang, from German Schwan, from Middle High German swan, from Old High German swan, from Proto-West Germanic swan, from Proto-Germanic swanaz, from Proto-Indo-European swenh₂- — to sound.

svanesang (Danish): swan song

Definitions

  1. swan song

Ancestry of “svanesang”, step by step

svanesang traces back through 3 separate lines of ancestry.

via German Schwanengesang

StepLanguageWordMeaning
1GermanSchwanengesangswan song
2GermanSchwanswan; the constellation Cygnus
3Middle High Germanswan
4Old High Germanswan
5Proto-West Germanicswanswan
6Proto-Germanicswanazswan
7Proto-Indo-Europeanswenh₂-to sound

via Swedish sång

StepLanguageWordMeaning
1Swedishsånga song
2Old Swedishsānger
3Old Norsesǫngrsong
4Proto-Germanicsangwazsinging, song
5Proto-Indo-Europeansongʷʰos

via Swedish svan

StepLanguageWordMeaning
1Swedishsvanswan
2Old Norsesvanrswan
Every word from Proto-Indo-European swenh₂-Every word from Proto-Germanic swanazEvery word from Proto-West Germanic swan