Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
Dacosta
←
English
Costas
(alter)
←
English
Costa
(alter)
←
English
DaCosta
(alter)
←
English
daCosta
(alter)
←
English
da Costa
(alter)
←
English
Da Costa
(alter)
←
Galician
Dacosta
(borrowed)
←
Latin
costa
(derived)
←
Portuguese
da Costa
(derived)
→
English
Costa
(alter)