Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Eastern Huasteca Nahuatl
tlahtolli
←
Classical Nahuatl
tlahtōlli
(cognate)
→
Eastern Huasteca Nahuatl
tlahtolcamanalli
(compound)