Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
agusar
←
Spanish
aguzar
(cognate)
←
French
aiguiser
(cognate)
←
Italian
aguzzare
(cognate)
←
Latin
*acūtiō
(mention)
←
Latin
acūtus
(inherited)
←
Occitan
agusar
(cognate)
←
Portuguese
aguçar
(cognate)
→
Spanish
aguzar
(cognate)
→
French
aiguiser
(cognate)
→
Old French
aguisier
(cognate)
→
Italian
aguzzare
(cognate)
→
Portuguese
aguçar
(cognate)