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

→ English are (inherited)
→ German Ehre (inherited)
→ Middle Dutch ere (inherited)
→ Middle Dutch eer (inherited)
→ Old High German era (inherited)
→ Hunsrik Eher (inherited)
→ Low German ehr (inherited)
→ Dutch eer (inherited)
→ Old Dutch era (inherited)
→ Old Frisian ere (inherited)
→ Old Saxon era (inherited)