Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Dalmatian
tun
←
Catalan
tro
(cognate)
←
Spanish
trueno
(cognate)
←
Friulian
ton
(cognate)
←
Ancient Greek
τόνος
(derived)
←
Italian
tuono
(cognate)
←
Latin
tonus
(inherited)
←
Romansch
tun
(cognate)
←
Romansch
tung
(mention)
←
Romanian
tun
(cognate)
←
Romanian
tunet
(mention)
→
Friulian
ton
(cognate)