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

→ English be (inherited)
→ Old English beon (inherited)
→ Old English beom (inherited)
→ Old English gebeon (derived)
→ Old English ætbeon (inherited)
→ Cimbrian soin (mention)
→ German sein (mention)
→ German bin (derived)
→ German bin (mention)
→ German bist (mention)
→ Middle English be (mention)
→ Middle English be (mention)
→ Middle English be (mention)
→ Middle English been (inherited)
→ Middle English been (mention)
→ Middle English been (mention)
→ Middle English beth (mention)
→ Middle English beth (mention)
→ Middle English bith (mention)
→ Middle English aren (mention)
→ Central Franconian senn (mention)
→ Alemannic German sinh (mention)
→ Alemannic German sii (mention)
→ Alemannic German ŝchi (mention)
→ Hunsrik sin (mention)
→ Low German sien (derived)
→ German Low German wesen (mention)
→ Dutch zijn (derived)
→ Dutch ben (inherited)
→ Old Saxon wesan (inherited)
→ Scots be (inherited)