Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Old English ād

→ English oast (cognate)
→ Old English adlieg (compound)
→ Breton oaz (cognate)
→ Latin aestas (mention)
→ Latin aestus (cognate)
→ Sanskrit इध् (cognate)