Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Chickasaw
waaka'
←
Choctaw
wak
(cognate)
←
Spanish
vaca
(borrowed)
→
Choctaw
wak
(cognate)
→
Choctaw
waak
(cognate)