Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
loke
←
Old English
loca
(inherited)
←
English
lock
(link)
←
Middle English
loke
(inherited)
←
Proto-Germanic
*lukô
(inherited)
←
Proto-Germanic
*lukǭ
(mention)
←
Proto-Indo-European
*lewg-
(derived)
←
Icelandic
loka
(cognate)