Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Occitan
tremblar
←
Spanish
temblar
(cognate)
←
French
trembler
(cognate)
←
Latin
tremulō
(inherited)
←
Old Occitan
tremblar
(inherited)