Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
duga
←
Proto-Indo-European
*dʰewgʰ-
(root)
→
German
taugen
(cognate)
→
Icelandic
dugur
(mention)