Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romansch
lai
←
Proto-Indo-European
*lókus
(inherited)
←
Proto-Italic
*lakus
(inherited)
←
Latin
lacus
(inherited)
←
Latin
lectus
(inherited)
←
Romansch
lag
(link)
←
Romansch
laitg
(link)
←
Romansch
lej
(link)
←
Romansch
lètg
(link)
←
Romansch
alach
(link)
←
Romansch
letg
(link)
→
Romansch
letg
(link)