Proto-West Germanic *bōkijā

→ English beech (inherited)

→ Old English bece (inherited)

→ Bavarian Buacha (mention)

→ German Buche (mention)

→ Old High German buohha (inherited)

→ Alemannic German Buech (inherited)

→ Luxembourgish Bich (inherited)

→ Limburgish beuk (inherited)

→ Dutch beuk (inherited)

→ Polish bukwa (derived)

→ Russian бук (derived)

→ Saterland Frisian Bouke (inherited)

→ Swedish byka (derived)

→ Vilamovian bih́łiḱ (inherited)