Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Danish
ørken
←
Danish
øde
(mention)
←
Old Danish
øthkæn
(inherited)
←
Norwegian
ørken
(cognate)
←
Swedish
öken
(cognate)
→
Swedish
öken
(cognate)