Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Navajo
tʼeesh
←
Proto-Athabaskan
*tʼe̓š
(inherited)
→
Navajo
anátʼéézh
(compound)
→
Navajo
-TʼÉÉZH
(cognate)