Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Slavic
*estь
→
Czech
je
(derived)
→
Old Church Slavonic
естъ
(inherited)
→
Old East Slavic
нѣту
(mention)
→
Russian
нет
(mention)
→
Old Novgorodian
есть
(inherited)