This is the 2052nd most frequent Portuguese word.
cuja
"Cuja" means "whose" and is used to indicate possession or relation to a feminine singular noun.
In this sentence, 'cuja' is used as a relative pronoun to link 'a casa' to 'sua pintura', showing possession of the subject.
Esta é a casa cuja pintura foi renovada recentemente.
This is the house whose painting was recently refreshed.
Here, 'cuja' connects 'o livro' to 'sua história', indicating possession and providing additional information about the book.
O livro cuja história fascinante ganhou prêmios está na estante.
The book whose fascinating story won awards is on the shelf.
'Cuja' serves as a relative pronoun to associate 'o museu' with 'sua coleção', expressing possession within the relative clause.