Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Luxembourgish fräi
German frei (cognate)
English free (cognate)
West Frisian frij (cognate)
Proto-Germanic *frijaz (derived)
Old High German frī (derived)
Dutch vrij (cognate)

Luxembourgish bläifräi (compound)
Luxembourgish Fräistouss (compound)