←
Old English be- (inherited)
←
Middle English be- (inherited)
←
Middle English bi- (mention)
←
West Frisian be- (cognate)
←
Proto-Germanic *bi- (inherited)
←
Proto-Germanic *bi (inherited)
←
Proto-Indo-European *h₁epi (inherited)
←
German Low German be- (cognate)
←
Saterland Frisian be- (cognate)