Where does “gastaro” come from?

gastaro (Esperanto) comes from Esperanto gasto, from German gaſt, from Middle High German gast, from Old High German gaſt, from Proto-West Germanic *gasti, from Proto-Germanic gastiz, from Proto-Indo-European gʰóstis, from Proto-Indo-European -tis — Derives abstract/action nouns from verb roots.

gastaro (Esperanto): company, group of guests

Definitions

  1. company, group of guests

Ancestry of “gastaro”, step by step

StepLanguageWordMeaning
1Esperantogastoguest
2Germangaſtguest
3Middle High Germangast—
4Old High Germangaſtguest
5Proto-West Germanic*gastiguest
6Proto-Germanicgastizstranger, guest
7Proto-Indo-Europeangʰóstisstranger, host
8Proto-Indo-European-tisDerives abstract/action nouns from verb roots
Every word from Proto-Indo-European -tis →Every word from Proto-Indo-European gʰóstis →Every word from Proto-Germanic gastiz →