Where does “Alvi” come from?

Alvi (Faroese) comes from Old Norse Afli, from Old Norse afl, from Proto-Germanic abalaz — strength, power.

Ancestry of “Alvi”, step by step

StepLanguageWordMeaning
1Old NorseAfli
2Old Norseafla hearth; physical strength; force, violence
3Proto-Germanicabalazstrength, power
Every word from Proto-Germanic abalazEvery word from Old Norse aflEvery word from Old Norse Afli