Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Church Slavonic
стьѕа
←
Proto-Indo-European
*steygʰ-
(root)
←
Proto-Slavic
*stьdza
(inherited)