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

→ English was (inherited)
→ Middle English was (inherited)
→ Proto-Norse ᚹᚨᛊ (inherited)
→ Norwegian Nynorsk var (inherited)
→ Old Norse var (inherited)
→ Old Norse vas (inherited)
→ Swedish var (inherited)