←
Old English bœ̄c (alter)
←
English beech (mention)
←
West Frisian boek (cognate)
←
Proto-Germanic *bōks (inherited)
←
Proto-Germanic *bōkō (inherited)
←
Old High German buoh (cognate)
←
Low German Book (cognate)
←
Norwegian bok (cognate)
←
Old Norse bók (cognate)
←
Old Frisian bok (cognate)
←
Old Saxon bōk (cognate)
→
Old English domboc (compound)