Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
costa
←
Catalan
Costa d'Ivori
(link)
←
Catalan
Costa d'Or
(link)
←
Catalan
coster
(link)
←
Catalan
costaner
(link)
←
Catalan
costejar
(link)
←
Catalan
costella
(link)
←
Catalan
costal
(link)
←
Catalan
costàlgia
(link)
←
Catalan
costat
(link)
←
Proto-Indo-European
*kost-
(derived)
←
Latin
costa
(inherited)
→
Catalan
acostar
(affix)
→
Catalan
costella
(suffix)
→
Catalan
costat
(link)
→
Catalan
costaner
(affix)
→
Catalan
Acosta
(compound)
→
Spanish
costa
(borrowed)
→
Portuguese
acostar
(affix)