Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Proto-West Germanic *garu

→ English yar (inherited)
→ English yare (inherited)
→ Old English gearu (inherited)
→ German gar (inherited)
→ Old High German garo (inherited)
→ Dutch gaar (inherited)
→ Old Saxon garo (inherited)
→ Saterland Frisian goar (inherited)