Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Danish
valke
←
Old English
wealcan
(cognate)
←
Old Norse
valka
(derived)
→
English
walk
(cognate)
→
English
waulk
(cognate)
→
Old English
wealcian
(cognate)