Where does “Geißlein” come from?

Geißlein (German) comes from German Geiß, from Old High German geiz, from Proto-West Germanic gait, from Proto-Germanic gaits, from Proto-Indo-European ǵʰayd-.

Ancestry of “Geißlein”, step by step

StepLanguageWordMeaning
1GermanGeißgoat; she-goat; female roe deer
2Old High Germangeiz—
3Proto-West Germanicgaitgoat; thrush
4Proto-Germanicgaitsgoat
5Proto-Indo-Europeanǵʰayd-—
Every word from Proto-Indo-European ǵʰayd- →Every word from Proto-Germanic gaits →Every word from Proto-West Germanic gait →