Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romani
efta
←
Proto-Hellenic
*heptə́
(derived)
←
Proto-Indo-European
*septḿ̥
(derived)
→
Kalo Finnish Romani
efta
(inherited)