Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Classical Nahuatl
-tech
→
Classical Nahuatl
-techpa
(suffix)
→
Classical Nahuatl
caltechoa
(suffix)
→
Classical Nahuatl
caltechtli
(suffix)