Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
piśmienny
←
Polish
pismo
(suffix)
←
Polish
ny
(suffix)
→
Polish
niepiśmienny
(affix)
→
Polish
piśmienność
(affix)
→
Polish
piśmiennik
(affix)
→
Ukrainian
письменний
(cognate)