Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
leiðari
←
Icelandic
leiða
(affix)
←
Icelandic
-ari
(affix)
←
Icelandic
leiðir
(link)
←
Icelandic
einangrari
(link)
→
English
leader
(cognate)
→
Icelandic
hálfleiðari
(prefix)