Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Latin theoreticus
Ancient Greek θεωρητικός (borrowed)

Czech teoretický (derived)
Hungarian teoretikus (derived)
Norwegian Bokmål teoretisk (derived)
Norwegian Nynorsk teoretisk (derived)
Romanian teoretic (derived)
Swedish teoretisera (derived)