Proto-Germanic *ardiz

→ Old English eard (inherited)

→ Danish art (inherited)

→ German Art (inherited)

→ Middle English art (inherited)

→ Middle English erd (inherited)

→ West Frisian aard (inherited)

→ Luxembourgish Aart (inherited)

→ Dutch aard (inherited)

→ Saterland Frisian Oard (inherited)