Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Esperanto
malfermi
←
Esperanto
mal-
(affix)
←
Esperanto
fermi
(affix)
→
Esperanto
malfermo
(affix)