Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Saxon
dung
←
Proto-Germanic
[[*dungiz]], [[*dungaz]]
(inherited)
←
Proto-Indo-European
*dʰengʰ-
(root)
←
Proto-Indo-European
*dʰengʰ-
(derived)
→
English
dungeon
(cognate)
→
German
Dung
(cognate)