Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Pipil
tekiti
←
Proto-Nahuan
*təkɨtɨ
(inherited)
←
Classical Nahuatl
tequiti
(cognate)
←
Pipil
tekit
(affix)
←
Pipil
-ti
(affix)