Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
graslendi
←
Icelandic
gras
(affix)
←
Icelandic
-lendi
(affix)
→
English
grassland
(cognate)