Proto-West Germanic *þunr

→ English thunder (inherited)

→ Old English þunor (inherited)

→ German Donner (inherited)

→ Middle Dutch donre (inherited)

→ Middle English thonder (inherited)

→ Old High German donar (inherited)

→ Old Frisian thuner (inherited)

→ Old Saxon thuner (inherited)

→ Yiddish דונער (inherited)

→ Yola dhunder (inherited)