Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
-lac
←
Old English
lāc
(cognate)
←
English
lake
(cognate)
←
Proto-Germanic
*laiką
(inherited)
←
Proto-Germanic
*laikaz
(mention)