←
Old English ġe (prefix)
←
Old English būr (prefix)
←
Proto-Germanic *būraz (derived)
←
Proto-West Germanic *gabūr (derived)
←
Proto-West Germanic *ga- (mention)
←
Old High German gibūr (cognate)
←
Proto-Indo-European *bʰuH- (root)
←
Old Saxon gibūr (cognate)