Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Morelos Nahuatl
koyotl
←
Proto-Nahuan
*koyootl
(inherited(nhm/nch))
←
Proto-Nahuan
*koyootl
(inherited)
←
Highland Puebla Nahuatl
coyo̱t
(cognate)
←
Classical Nahuatl
coyōtl
(cognate)
←
Tetelcingo Nahuatl
coyutl
(cognate)
→
Highland Puebla Nahuatl
coyo̱t
(cognate)