Where does “Elvii” come from?

Elvii (English) comes from Alemannic German ii-, from Proto-Bantu ì- — Class 5 noun prefix.

Ancestry of “Elvii”, step by step

StepLanguageWordMeaning
1Alemannic Germanii-Forming compound words indicating physical or...
2Proto-Bantuì-Class 5 noun prefix
Every word from Proto-Bantu ì-Every word from Alemannic German ii-