Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Danish
nattergal
←
Middle Low German
nachtegale
(derived)
←
Proto-West Germanic
*nahtigalā
(derived)
→
English
nightingale
(cognate)