Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latvian
kāds
→
Latgalian
kaids
(cognate)
→
Latvian
nekāds
(prefix)
→
Latvian
kādreiz
(compound)