Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Italian
noi
←
Proto-Italic
*nōs
(inherited)
←
Latin
nōs
(inherited)
→
Corsican
noi
(cognate)
→
Dalmatian
noi
(cognate)
→
Esperanto
ni
(derived)
→
Istriot
nui
(cognate)
→
Italian
noialtri
(affix)
→
Lombard
nun
(cognate)
→
Sicilian
nui
(cognate)