Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Luxembourgish op
German auf (cognate)
English up (cognate)
Old High German (inherited)
Old High German ūf (mention)
Dutch op (cognate)

German auf (cognate)
Luxembourgish opschreiwen (prefix)
Luxembourgish oppen (mention)
Luxembourgish zouen (mention)
Luxembourgish doropshin (affix)
Luxembourgish biergop (compound)