Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Turkic
*ēn
→
Southern Altai
ээн
(inherited)
→
Azerbaijani
en
(inherited)
→
Kumyk
эн
(inherited)
→
Turkish
en
(derived)