Proto-Germanic *weþruz

→ English wether (inherited)

→ Old English weþer (inherited)

→ Danish vædder (inherited)

→ German Widder (inherited)

→ Middle Dutch weder (inherited)

→ North Frisian wääder (derived)

→ Old Danish wæthær (inherited)

→ Old High German widar (inherited)

→ Gothic 𐍅𐌹𐌸𐍂𐌿𐍃 (inherited)

→ Luxembourgish Widder (inherited)

→ Dutch weer (inherited)

→ Old Norse veðr (inherited)

→ Scots wedder (inherited)

→ Saterland Frisian Weeder (inherited)

→ Swedish vädur (derived)