retaliation|retaliations

他警告说任何攻击都会遭到迅速报复。

He warned that any attack would be met with swift ___retaliation.

政府警告称将对任何恐怖袭击采取严厉报复措施。

The government warned of severe ___retaliations against any terrorist attacks.

他担心举报公司的不当行为会遭到报复。

He was afraid of facing ___retaliation after exposing the company's misconduct.