Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Highland Puebla Nahuatl
ocot
←
Proto-Nahuan
*okotl
(inherited)
←
Proto-Uto-Aztecan
*wokon
(inherited)