Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
gorzki
←
Proto-Slavic
*gorьkъ
(inherited)
→
Lower Sorbian
górki
(cognate)
→
Polish
Górz
(mention)
→
Polish
gorzko
(suffix)
→
Polish
gorzkawy
(suffix)