Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Polish mknąć
Proto-Slavic *mъknǫti (inherited)

Czech zámek (cognate)
Czech zamknout (cognate)
Czech odemknout (cognate)
Czech zamykat (cognate)
Czech odemykat (cognate)
Polish zamknąć (affix)
Polish mknięcie (suffix)
Polish pomknąć (affix)
Polish przymknąć (affix)
Polish domknąć (prefix)
Russian -мкнуть (cognate)