Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latvian
caurs
←
Proto-Balto-Slavic
*kyaur-
(mention)
←
Proto-Indo-European
*kew-
(derived)
←
Lithuanian
-
(cognate)
←
Latvian
kiauras
(mention)
→
Latvian
caurums
(suffix)
→
Latvian
caur
(mention)