Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
Rom
←
Romani
rrom
(borrowed)
←
Sanskrit
डोम
(derived)
→
Polish
romski
(suffix)
→
Polish
Romka
(suffix)