Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
chladný
←
Czech
chlad
(affix)
←
Czech
-ný
(affix)
←
Proto-Slavic
*xoldьnъ
(inherited)
→
Czech
chladnost
(affix)
→
Lower Sorbian
chłodny
(cognate)