Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
cingir
←
Proto-Indo-European
*kenk-
(derived)
←
Latin
cingere
(inherited)
→
Galician
cinguir
(cognate)