Where does “nachtegale” come from?

nachtegale (Middle Dutch) comes from Old Dutch nahtagala, from Proto-West Germanic nahtigalā, from Proto-West Germanic naht, from Proto-Germanic nahts, from Proto-Indo-European nókʷts, from Proto-Indo-European negʷ- — bare, naked.

Ancestry of “nachtegale”, step by step

StepLanguageWordMeaning
1Old Dutchnahtagala—
2Proto-West Germanicnahtigalānightingale
3Proto-West Germanicnahtnight
4Proto-Germanicnahtsnight
5Proto-Indo-Europeannókʷtsnight
6Proto-Indo-Europeannegʷ-bare, naked

Words derived from “nachtegale”

Every word from Proto-Indo-European negʷ- →Every word from Proto-Indo-European nókʷts →Every word from Proto-Germanic nahts →