Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Classical Nahuatl
calatl
←
Central Huasteca Nahuatl
kalatl
(cognate)
←
Western Huasteca Nahuatl
-
(cognate)
←
Mecayapan Nahuatl
ca̱la̱'
(cognate)
→
Classical Nahuatl
milcalatl
(compound)