Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
decorous
←
Proto-Indo-European
*deḱ-
(root)
←
Latin
decōrus
(derived)
→
English
decorousness
(suffix)
→
English
decorously
(suffix)
→
English
indecorous
(prefix)
→
English
dedecorous
(mention)