Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Russian
порох
←
Proto-Indo-European
*pers-
(root)
←
Old East Slavic
порохъ
(inherited)
←
Russian
прах
(doublet)
←
Proto-Slavic
*porxъ
(inherited)
→
Old Armenian
փոշի
(cognate)