Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Swedish
odödlig
←
Swedish
o-
(affix)
←
Swedish
dödlig
(affix)
→
Icelandic
ódauðlegur
(cognate)