Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
wiotchy
←
Proto-Balto-Slavic
*wetuṣos
(mention)
←
Proto-Indo-European
*wet-us-o-
(mention)
←
Proto-Slavic
*vetъxъ
(mention)
→
Latvian
vecs
(cognate)