Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
kukačka
←
Czech
kukat
(affix)
←
Czech
-čka
(affix)
→
Czech
kukaččí
(affix)
→
Lower Sorbian
kukawa
(cognate)