Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
ohon
←
Proto-Slavic
*ogonъ
(inherited)
→
Lower Sorbian
wogon
(cognate)
→
Polish
ogon
(cognate)