German Biber

← Proto-Germanic *bebruz (inherited)

← Middle High German biber (inherited)

← Proto-West Germanic *bebru (inherited)

← Old High German [[bibar]], [[bibur]] (inherited)

← Proto-Indo-European *bʰébʰrus (inherited)

→ English beaver (cognate)

→ Estonian piiber (derived)

→ French bièvre (cognate)

→ Old French bievre (cognate)

→ Luxembourgish Biber (borrowed)

→ Latvian bebrs (cognate)

→ Norwegian Bokmål bever (cognate)

→ Norwegian Nynorsk bever (cognate)