This is the 9471st most frequent Portuguese word.
comprovação
"Comprovação" means "proof" or "evidence."
In this sentence, 'comprovação' refers to the act of providing evidence to demonstrate the validity of residency.
A comprovação de residência é necessária para abrir uma conta bancária.
Proof of residency is required to open a bank account.
Here, 'comprovação' is used to indicate the formal evidence supporting an individual's claim of attendance.
Ele trouxe a comprovação de que participou do evento.
He brought proof that he attended the event.
In this case, 'comprovação' signifies the confirmation or validation of a phenomenon through scientific methods.