Etymology of the English word hospitaller
the English word hospitaller
derived from the Old French word hospitalier
derived from the Medieval Latin word hospitalarius
derived from the Latin word hospitale (hospital; guesthouse, guestroom)
derived from the Latin word hospitalis (of or for a guest; hospitable)
derived from the Late Latin word hospes (host; guest, visitor; of relation between host and guest; that hosts; that guests)
derived from the Proto-Indo-European root *ghos-ti-
derived from the Latin word hospis
derived from the Latin word hospitus (hospitable, harboring, affording hospitality)