Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Occitan
avelana
←
Catalan
avellana
(cognate)
←
Franco-Provençal
âlâgne
(cognate)
←
Latin
abellāna
(inherited)
→
Portuguese
avelã
(cognate)