Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
llechwedd
←
Ancient Greek
λοξός
(cognate)
←
Proto-Indo-European
*lewg-
(derived)
←
Latin
Lexovii
(mention)
→
Latin
Lexovii
(cognate)