Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Belarusian
ціхі
←
Polish
cichy
(cognate)
←
Proto-Slavic
*tixъ
(inherited)
←
Ukrainian
ти́хий
(cognate)