←
Old English æt (prefix)←
Old English bēon (prefix)←
Old English būan (mention)←
Old English wesan (mention)←
Proto-Germanic *beuną (inherited)←
Proto-Indo-European *bʰew- (inherited)←
Proto-Indo-European *bʰuH- (mention)←
Proto-Indo-European *h₂wes- (derived)