Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
slecg
←
Proto-Germanic
*slagjō
(inherited)
←
Proto-Germanic
*slagjǭ
(mention)
←
Old Norse
sleggja
(cognate)