Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Irish
fíado
←
Proto-Celtic
*wēdonts
(inherited)
←
Proto-Celtic
*windeti
(mention)
←
Proto-Indo-European
*weyd-
(derived)