Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Upper Sorbian
płachta
→
Serbo-Croatian
plahta
(cognate)
→
Serbo-Croatian
плахта
(cognate)
→
Ukrainian
плахта
(cognate)