Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Navajo
hai
←
Proto-Athabaskan
*x̣αy
(inherited)
→
Navajo
haigo
(mention)
→
Navajo
-HAI
(mention)
→
Navajo
dííghaaí
(mention)
→
South Slavey
xay
(cognate)