Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
Beowulf
←
Old English
bēo
(compound)
←
Old English
wulf
(compound)
←
Old English
Beadowulf
(mention)
←
Old English
beadu
(compound)
←
Old English
wulf
(compound)
→
Danish
Boje
(cognate)