Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Classical Nahuatl
ātzintli
→
Tetelcingo Nahuatl
ötzintli̱
(cognate)
→
Central Nahuatl
atzintli
(derived)