Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
German -at
English -ate (cognate)
Latin -ātum (borrowed)

German Emirat (affix)
German Unikat (affix)
German Hanseat (affix)
German Telefonat (affix)
Serbo-Croatian -at (derived)
Serbo-Croatian -ат (derived)