Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Norse
toginn
←
Proto-Germanic
*tuganaz
(inherited)
←
Proto-Germanic
*teuhaną
(mention)
←
Proto-Indo-European
*dewk-
(root)
←
Old Norse
*tjúga
(mention)
→
Old English
teon
(cognate)
→
Old Norse
tjúga
(mention)