This is the 4565th most frequent Spanish word.
atacaron
"Atacaron" means "they attacked."
The word 'atacaron' is used in the sense of dealing with or approaching a challenge energetically.
Ellos atacaron el problema con mucha dedicación.
They tackled the problem with great dedication.
In this case, 'atacaron' conveys a physical military action against an opponent.
Los soldados atacaron al enemigo por la noche.
The soldiers attacked the enemy at night.
Here, 'atacaron' is used metaphorically to signify criticism or opposition.