Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
hálfsystir
←
Icelandic
hálf-
(affix)
←
Icelandic
systir
(affix)
→
English
half sister
(cognate)