Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
legalny
←
Latin
lēgālis
(borrowed)
←
Polish
-ny
(affix)
→
Polish
legalista
(suffix)
→
Polish
legalność
(suffix)
→
Polish
legalizm
(suffix)
→
Ukrainian
легальний
(cognate)