←
English birch (cognate)
←
Middle High German birke (inherited)
←
Proto-West Germanic *birkijā (inherited)
←
Old High German birka (inherited)
←
Old High German bircha (mention)
←
Old High German birihha (mention)
←
German Low German Bark (cognate)
←
Swedish björk (cognate)
→
English birch (cognate)
→
Faroese bjørk (cognate)
→
Luxembourgish Bierk (cognate)
→
Latvian bērzs (cognate)
→
Norwegian Bokmål bjørk (cognate)