Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
German Low German
Koh
←
Proto-Germanic
*kūz
(inherited)
←
Proto-Indo-European
*gʷṓws
(inherited)
←
Old Saxon
kō
(inherited)
→
German
Kuh
(cognate)