This is the 11942nd most frequent Portuguese word.
quebra
"Quebra" means "break" or "rupture" in English.
Here, 'quebra' signifies the act of breaking rules (figurative language usage).
Evite a quebra das regras da competição.
Avoid breaking the competition rules.
Here, 'quebra' is used to describe the act or result of breaking down (mechanical failure).
A quebra do carro foi inesperada.
The car's breakdown was unexpected.
In this sentence, 'quebra' refers to the act of breaking or defeating passwords (security context).