Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romansch
linguatg
←
Proto-Indo-European
*dn̥ǵʰwéh₂s
(derived)
←
Latin
lingua
(inherited)
→
Friulian
lengaç
(cognate)
→
Ladin
lingaz
(cognate)