Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Old Armenian գաղտ
← Proto-Indo-European (inherited)
← Proto-Indo-European *wel- (mention)
← Proto-Indo-European (mention)
← Old Armenian գող (mention)

→ Armenian գաղտ (learned borrowing)
→ Old Armenian գող (mention)
→ Old Armenian գաղտնի (suffix)
→ Old Armenian գաղտակուր (mention)