Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Tetelcingo Nahuatl
yulcötl
←
Classical Nahuatl
yolcatl
(cognate)
←
Morelos Nahuatl
yolkatl
(cognate)
→
Morelos Nahuatl
yolkatl
(cognate)