Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old High German
kegil
→
German
Kegel
(mention)
→
French
quille
(derived)
→
Luxembourgish
Keel
(derived)
→
Old Armenian
ծագ
(cognate)