Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Esperanto
obstrukco
←
Latin
obstrūctiō
(derived)
←
Latin
obstruere
(mention)
→
Esperanto
obstrukci
(suffix)