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

→ Cimbrian ber (inherited)
→ Cimbrian bèar (inherited)
→ German wer (inherited)
→ Middle Dutch wie (inherited)
→ Middle English who (inherited)
→ Middle English whom (mention)
→ Middle English whos (mention)
→ Middle Low German we (inherited)
→ Dutch wie (inherited)
→ Old Dutch wie (inherited)
→ Old Frisian hwa (inherited)
→ Old Saxon hwe (inherited)
→ Yola fho (inherited)