Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
tyner
←
Breton
tener
(cognate)
←
Proto-Brythonic
*tɨner
(inherited)
←
Latin
tener
(derived)
←
Middle Welsh
tyner
(inherited)