Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
marca
←
Proto-Germanic
*marką
(derived)
→
Catalan
marcar
(affix)
→
Catalan
comarca
(prefix)
→
Catalan
marquès
(mention)