Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
Russell
←
English
Rousseau
(doublet)
←
English
russel
(mention)
→
English
Rousseau
(doublet)
→
English
Russellite
(suffix)
→
English
Russellian
(suffix)
→
French
Rousseau
(cognate)