Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romanian
zarzăr
←
Romanian
zarzără
(back-formation)
→
Romanian
zărzărel
(suffix)
→
Romanian
zărzăraș
(suffix)