Where does “Gotthardt” come from?

Gotthardt (German) comes from German Gotthard, from Old High German got, from Proto-West Germanic gōd, from Proto-Germanic gudą, from Proto-Germanic gastiz, from Proto-Indo-European gʰóstis, from Proto-Indo-European -tis — Derives abstract/action nouns from verb roots.

Ancestry of “Gotthardt”, step by step

StepLanguageWordMeaning
1GermanGotthardmore often spelled Gotthardt
2Old High Germangotgod
3Proto-West Germanicgōdgood
4Proto-Germanicgudąinvoked one; god, deity
5Proto-Germanicgastizstranger, guest
6Proto-Indo-Europeangʰóstisstranger, host
7Proto-Indo-European-tisDerives abstract/action nouns from verb roots
Every word from Proto-Indo-European -tisEvery word from Proto-Indo-European gʰóstisEvery word from Proto-Germanic gastiz