Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
żałoba
←
Czech
žaloba
(cognate)
←
Polish
żałować
(affix)
←
Polish
-oba
(affix)
→
Polish
żałobnik
(affix)
→
Polish
żałobny
(affix)