Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Norse
kollr
→
Icelandic
kollur
(derived)
→
Icelandic
kollhnís
(mention)
→
Scots
cole
(cognate)
→
Swedish
kulle
(derived)