Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
acan
←
Proto-Germanic
*akaną
(inherited)
→
English
ache
(inherited)
→
English
ake
(inherited)
→
Middle English
aken
(inherited)
→
Ancient Greek
ἄγος
(cognate)
→
Sanskrit
आगस्
(cognate)