←
Old English bī- (derived)
←
English bylaw (mention)
←
Middle English by (inherited)
←
Middle English bi- (derived)
←
Middle English by- (mention)
←
Proto-Germanic *būwiz (derived)
←
Proto-Germanic *bi- (derived)
←
Proto-Indo-European *bʰuH- (root)
←
Old Norse býr (derived)
→
Luxembourgish bäi- (cognate)