Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Irish é
← Proto-Indo-European *éy (inherited)
← Old Irish é (inherited)

→ Irish is (mention)
→ Irish an (mention)
→ Irish té (mention)
→ Irish más (mention)
→ Irish más (mention)
→ Irish aige (compound)
→ Irish ós (mention)
→ Irish ós (mention)
→ Irish eisean (affix)
→ Irish an té (mention)
→ Scottish Gaelic e (cognate)
→ Manx eh (cognate)