Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ossetian
фынк
←
Proto-Indo-European
*(s)poH(y)-
(inherited)
←
Russian
пена
(cognate)
←
Sanskrit
फेन
(cognate)