Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romanian
ostaș
←
Romanian
oaste
(suffix)
←
Romanian
aș
(suffix)
→
Romanian
ostășesc
(suffix)
→
Romanian
ostășește
(suffix)
→
Romanian
ostășime
(suffix)
→
Romanian
Ostaș
(mention)