Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Serbo-Croatian купити
Serbo-Croatian купо̀вати (link)
Serbo-Croatian ку̏п (affix)
Serbo-Croatian -ити (affix)
Proto-Slavic *kupiti (inherited)

Serbo-Croatian прикупити (prefix)
Serbo-Croatian поткупити (prefix)
Serbo-Croatian окупити (prefix)