Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
carn
←
Proto-Indo-European
*ker-
(derived)
←
Proto-Indo-European
*(s)ker-
(mention)
←
Proto-Italic
*karō
(inherited)
←
Latin
caro
(inherited)
←
Old Occitan
carn
(inherited)
→
Catalan
cansalada
(affix)
→
Catalan
carnisser
(affix)
→
Catalan
acarnissar-se
(mention)
→
Catalan
carnut
(affix)
→
Spanish
carne
(cognate)
→
Portuguese
carne
(cognate)