Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Italian
lattuga
←
Latin
lactūca
(inherited)
→
Catalan
lletuga
(cognate)
→
Spanish
lechuga
(cognate)
→
Italian
lattughina
(suffix)
→
Italian
lattugaccio
(suffix)
→
Italian
lattughella
(suffix)
→
Italian
lattughetta
(suffix)
→
Italian
lattugone
(link)
→
Portuguese
leituga
(cognate)