Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Slavic
*-ťi
→
Old Church Slavonic
-щи
(inherited)
→
Polish
-c
(inherited)
→
Russian
-чь
(inherited)
→
Serbo-Croatian
-ći
(inherited)
→
Serbo-Croatian
-ћи
(inherited)
→
Slovene
-či
(inherited)