Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
bróðurdóttir
←
Icelandic
bróðir
(affix)
←
Icelandic
dóttir
(affix)
→
Old English
broþordohtor
(cognate)