Where does “zikkīn” come from?

zikkīn (Old High German) comes from Proto-West Germanic tikkīn, from Proto-West Germanic tigā — she-goat.

Ancestry of “zikkīn”, step by step

StepLanguageWordMeaning
1Proto-West Germanictikkīnkid, young goat
2Proto-West Germanictigāshe-goat
Every word from Proto-West Germanic tigāEvery word from Proto-West Germanic tikkīn