Dutch uier

← Middle Dutch uider (inherited)

← Middle Dutch ûder (mention)

← English udder (cognate)

← Proto-Germanic *ūdarą (inherited)

← Old Dutch *ūdar (inherited)

→ English udder (cognate)

→ Cimbrian autar (cognate)

→ German Euter (cognate)

→ Luxembourgish Auder (cognate)

→ Dutch uierboord (compound)

→ Pennsylvania German Eider (cognate)