Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
kmen
←
Slovak
kmeň
(cognate)
←
Proto-Slavic
*kъmenь
(inherited)
→
Czech
rodokmen
(compound)
→
Czech
kmenový
(suffix)
→
Czech
soukmenovec
(affix)
→
Latvian
kamanas
(cognate)