Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Hungarian
porond
←
Polish
prąd
(cognate)
←
Russian
пруд
(cognate)
←
Serbo-Croatian
prud
(cognate)
←
Slovak
prúd
(cognate)
←
Slovene
prod
(cognate)