Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
portgerefa
←
Old English
port
(compound)
←
Old English
ġerēfa
(compound)
→
English
portreeve
(derived)
→
English
portgreve
(derived)
→
English
portgrave
(derived)