Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latgalian
saule
←
Proto-Indo-European
*sóh₂wl̥
(inherited)
←
Lithuanian
saulė
(cognate)
←
Latvian
saule
(cognate)