Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
ge-
←
Proto-Germanic
*ga-
(inherited)
←
Proto-West Germanic
*ga-
(inherited)
←
Proto-Indo-European
*ḱóm
(derived)
→
English
yearning
(mention)
→
Old English
genip
(prefix)
→
Old English
gemanigfealdian
(affix)
→
Old English
gelæccan
(affix)
→
Ancient Greek
κοινός
(cognate)