Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
siać
←
Proto-Indo-European
*seh₁-
(mention)
←
Proto-Slavic
*sějati
(inherited)
←
Proto-Slavic
*sěti
(mention)
→
Lower Sorbian
seś
(cognate)
→
Polish
samosiejka
(affix)
→
Polish
posiać
(prefix)
→
Polish
siewka
(suffix)