Where does “*elfare” come from?

*elfare (Middle English) comes from Middle English fare, from Old English fær, from Proto-West Germanic *far, from Proto-Germanic farą, from Proto-Indo-European per-, from Proto-Indo-European pr̥tós — passed , crossed.

Ancestry of “*elfare”, step by step

StepLanguageWordMeaning
1Middle Englishfarejourney, going
2Old Englishfærsudden danger, calamity; sudden attack; ambush; a...
3Proto-West Germanic*far
4Proto-Germanicfarąa means of passing, ford, ferry
5Proto-Indo-Europeanper-before, in front; first; to go through
6Proto-Indo-Europeanpr̥tóspassed , crossed

Words derived from “*elfare

Every word from Proto-Indo-European pr̥tós