Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old High German
fulli
←
Proto-Germanic
*fullį̄
(inherited)
←
Old High German
foll
(suffix)
←
Old High German
ī
(suffix)
→
Old English
fyllu
(cognate)