Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
Igor
←
English
Ivor
(doublet)
←
Old Norse
Yngvarr
(derived)
←
Old Norse
Ingvarr
(mention)
←
Old Norse
Yngvi
(mention)
←
Old Norse
herr
(mention)
←
Russian
И́горь
(derived)
→
English
Ivor
(doublet)
→
Latvian
Igors
(cognate)