This is the 4617th most frequent Portuguese word.
cúmulo
"Peak" or "accumulation"; refers to the height of something or an excessive point.
In this sentence, 'cúmulo' is used to mean the epitome or peak, describing the maximum expression of patience.
O cúmulo da paciência é esperar por horas sem reclamar.
The epitome of patience is waiting for hours without complaining.
Here, 'cúmulo' describes the final straw or ultimate level of an unpleasant situation.
Foi o cúmulo quando ele chegou atrasado e ainda não pediu desculpas.
It was the final straw when he arrived late and didn't even apologize.
In this case, 'cúmulo' refers to the peak or height of a season or situation, indicating the most intense point.