Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Danish
grød
←
Old Norse
grautr
(inherited)
→
Westrobothnian
gröyt
(cognate)
→
Icelandic
grautur
(cognate)
→
Swedish
gröt
(mention)