Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
balea
←
Gaulish
*balano-
(cognate)
←
Proto-Celtic
*banatlo-
(derived)
←
Spanish
ballena
(cognate)
←
Basque
balea
(cognate)
←
French
balai
(cognate)
←
Galician
Balea
(link)
←
Galician
baleato
(link)
←
Galician
Baleato
(link)
←
Galician
baleeiro
(link)
←
Galician
baleadoira
(link)
←
Ancient Greek
φάλλαινα
(derived)
←
Latin
ballaena
(inherited)
←
Portuguese
baleia
(cognate)
←
Old Portuguese
balẽa
(inherited)
→
Spanish
ballena
(cognate)
→
Galician
baleeiro
(suffix)
→
Galician
baleato
(suffix)
→
Galician
Balea
(mention)