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

Lower Sorbian coło (cognate)
Lithuanian kalnas (cognate)
Polish naczółek (affix)
Polish czołówka (affix)
Polish czołowy (affix)
Polish czelny (affix)
Polish czołobitny (affix)