Where does “Vipernatter” come from?

Vipernatter (German) comes from German Natter, from Middle High German nātere, from Old High German nātara, from Proto-West Germanic nadrā, from Proto-Germanic nadrǭ, from Proto-Indo-European néh₁treh₂.

Vipernatter (German): The viperine water snake, "Natrix maura"

Definitions

  1. The viperine water snake, "Natrix maura"

Ancestry of “Vipernatter”, step by step

Vipernatter traces back through two separate lines of ancestry.

via German Natter

StepLanguageWordMeaning
1GermanNattersnake of the colubrid family
2Middle High Germannātere—
3Old High Germannātara—
4Proto-West Germanicnadrāadder; snake in general
5Proto-Germanicnadrǭadder; snake in general
6Proto-Indo-Europeannéh₁treh₂—

via German Viper

StepLanguageWordMeaning
1GermanViperviper (venomous snake)
2Middle High Germanviper—
3Latinvīperaadder, snake, serpent, viper
Every word from Proto-Indo-European néh₁treh₂ →Every word from Proto-Germanic nadrǭ →Every word from Proto-West Germanic nadrā →