Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Russian
рать
←
Old Church Slavonic
реть
(mention)
←
Proto-Germanic
*ernustuz
(cognate)
←
Ancient Greek
ἔρῐς
(cognate)
←
Sanskrit
ऋति
(cognate)
←
Sanskrit
ऋतीयते
(cognate)
←
Sanskrit
समरण
(cognate)
←
Proto-Slavic
*ortь
(inherited)
→
Russian
ратник
(affix)
→
Russian
соратник
(affix)
→
Russian
ратовать
(affix)
→
Russian
ретивый
(cognate)
→
Russian
ратный
(affix)