This is the 10898th most frequent Spanish word.
destructiva
Destructive.
In this sentence, 'destructiva' describes the considerable power or force of the storm capable of causing extensive damage.
La tormenta tenía una fuerza destructiva que dañó toda la costa.
The storm had a destructive force that damaged the entire coast.
Here, 'destructiva' characterizes the nature of the criticism as unconstructive and discouraging.
La crítica destructiva no ayuda a mejorar, solo crea desánimo.
Destructive criticism does not help to improve, it only creates discouragement.
In this example, 'destructivos' (the masculine plural form to agree with 'comportamientos') refers to interpersonal actions that harmed the stability of the relationship.