Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
ponury
←
Polish
ponurzyć
(suffix)
←
Polish
y
(suffix)
→
Polish
ponuro
(suffix)
→
Polish
ponurak
(suffix)