Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
German
Mutwille
←
German
Mut
(affix)
←
German
Wille
(affix)
→
Luxembourgish
Muttwëll
(cognate)