Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Saxon
nahtagala
←
Proto-West Germanic
*nahtigalā
(inherited)
←
Old Saxon
naht
(affix)
←
Old Saxon
galan
(affix)
←
Old Saxon
-a
(affix)