Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Old Korean 是
← Middle Korean 이 (mention)

→ Korean 이 (inherited)
→ Korean -이다 (inherited)
→ Korean -냐 (mention)
→ Korean -느니 (mention)
→ Korean -으니 (mention)
→ Korean -으리 (mention)
→ Korean -이야 (mention)
→ Korean -이 (inherited)
→ Korean -이 (inherited)