Where does “Westman Islands” come from?

Westman Islands (English) comes from Icelandic Vestmannaeyjar, from Old Norse Vestmannaeyjar, from Old Norse ey, from Proto-Norse *ᚨᚢᛃᚢ, from Proto-Germanic awjō, from Proto-Germanic agwjō, from Proto-Indo-European h₂ékʷeh₂ — water.

Ancestry of “Westman Islands”, step by step

StepLanguageWordMeaning
1IcelandicVestmannaeyjarthe Westman Islands, an archipelago off the south coast of Iceland
2Old NorseVestmannaeyjarthe Westman Islands, an archipelago off the south coast of Iceland
3Old Norseeyalways, ever; island
4Proto-Norse*ᚨᚢᛃᚢ
5Proto-Germanicawjōfloodplain; meadow; island
6Proto-Germanicagwjō
7Proto-Indo-Europeanh₂ékʷeh₂water
Every word from Proto-Indo-European h₂ékʷeh₂Every word from Proto-Germanic agwjōEvery word from Proto-Germanic awjō