Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
rocettan
←
Proto-Germanic
*rukatjaną
(inherited)
←
Proto-Indo-European
*h₁rewg-
(root)
←
Proto-Indo-European
*h₁rewg-
(derived)
→
Ancient Greek
ἐρεύγομαι
(cognate)
→
Latin
ructo
(cognate)