Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
máttlaus
←
Icelandic
máttur
(suffix)
←
Icelandic
laus
(suffix)
→
English
mightless
(cognate)