Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Westrobothnian
marr
←
Proto-Germanic
*marhijō
(inherited)
←
Proto-Indo-European
*mark-
(inherited)
←
Proto-Indo-European
*marḱ-
(mention)
←
Old Norse
merr
(inherited)