Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Classical Nahuatl
tentzontli
←
Classical Nahuatl
tēntli
(compound)
←
Classical Nahuatl
tzontli
(compound)
→
Tetelcingo Nahuatl
tientzontli̱
(cognate)