Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Lower Sorbian
kmótš
←
Czech
kmotr
(cognate)
←
Slovak
kmotor
(cognate)
←
Proto-Slavic
*kъmotrъ
(inherited)