Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Lithuanian
ausis
←
Proto-Balto-Slavic
*auś-
(derived)
←
Proto-Indo-European
*h₂ows-
(derived)
←
Latvian
auss
(cognate)
→
German
Ohr
(cognate)