Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Italian
aguglia
←
Italian
agucchia
(doublet)
←
Italian
ago
(mention)
←
Italian
agugliara
(link)
←
Latin
*acūcula
(mention)
←
Latin
acus
(derived)
←
Old Occitan
agulha
(borrowed)
→
Italian
guglia
(mention)
→
Italian
agugliara
(mention)
→
Italian
agucchia
(doublet)