Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
seno
←
Proto-Slavic
*sěno
(inherited)
←
Old Czech
sěno
(inherited)
→
Czech
senný
(affix)
→
Czech
seník
(affix)
→
Lower Sorbian
seno
(cognate)
→
Latvian
siens
(cognate)