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

Polish milknięcie (suffix)
Polish milkliwy (affix)
Polish umilknąć (affix)
Polish zamilknąć (affix)
Polish zmilknąć (affix)