Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
tranquil
←
Middle French
tranquille
(borrowed)
←
Proto-Indo-European
*kʷeyh₂-
(root)
←
Latin
tranquillus
(derived)
→
English
still
(link)
→
English
tranquillity
(suffix)
→
English
tranquility
(suffix)
→
English
tranquilly
(suffix)
→
English
tranquilness
(suffix)
→
English
untranquil
(prefix)