de·struc·tive 
/dɪˈstrʌktɪv/ adjective
/dɪˈstrʌktɪv/ adjective [more destructive; most destructive] : causing a very large amount of damage : causing destruction or harm
▪ It was one of the most destructive storms in recent memory. ▪ She argued that the law was destructive of personal liberties. ▪ The school is concerned about the destructive behavior of a few students. ▪ These kinds of budget cuts can be destructive to morale. [=can damage morale] ▪ destructive criticism [=harsh criticism that hurts someone] — compare constructive; see also self-destructive
▪ It was one of the most destructive storms in recent memory. ▪ She argued that the law was destructive of personal liberties. ▪ The school is concerned about the destructive behavior of a few students. ▪ These kinds of budget cuts can be destructive to morale. [=can damage morale] ▪ destructive criticism [=harsh criticism that hurts someone] — compare constructive; see also self-destructive
— de·struc·tive·ly adverb
▪ The dog behaves destructively.
▪ The dog behaves destructively.
— de·struc·tive·ness noun [noncount]
▪ the destructiveness of the storm
▪ the destructiveness of the storm
