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

→ English some (inherited)
→ Old English sum (inherited)
→ Middle Dutch som (inherited)
→ Middle English som (inherited)
→ Gothic 𐍃𐌿𐌼𐍃 (inherited)
→ Dutch sommige (derived)
→ Old Norse sumr (inherited)
→ Old Saxon sum (inherited)