Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Ancient Greek ψεῖ

→ Greek ψι (inherited)
→ Finnish psii (derived)
→ Ancient Greek ξεῖ (link)
→ Japanese プシー (derived)
→ Japanese プサイ (derived)
→ Russian пси (borrowed)