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

→ English -s (inherited)
→ Old English -es (inherited)
→ Old Saxon -es (inherited)
→ Old Armenian -եքին (mention)
→ Old Armenian -եքեան (mention)
→ Old Armenian -ոյ (mention)
→ Yola -es (inherited)