Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
sirene
←
Bulgarian
сирене
(borrowed)
←
German
sauer
(cognate)
←
English
sour
(cognate)
←
Proto-Indo-European
*suros
(derived)