Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Spanish
beleño
←
Gaulish
belenion
(derived)
←
Welsh
bela
(cognate)
←
Spanish
belesa
(mention)
←
Old Spanish
bellinno
(derived)
←
Old Irish
béal
(cognate)