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