The etymology of Irland (Ériu, Erin, Hibernia, and Iverni)

The etymology of Irland (Ériu, Erin, Hibernia, and Iverni)

"Gh" in Irish Like "ch" but based on a "g" sound gh= Eng. "y", then the Celtic word rain (grain) could be pronounced yrain (Erin).

The etymology of Hibernia

havre: oat, wiktionary

From Old Norse hafri, from Proto-Germanic *habrô, from Proto-Indo-European *kapro-.

The cultivation of oats is particularly suited to Ireland's climatic conditions and therefore oatmeal became a staple food of the Irish from prehistoric times until the seventeenth century.