counteraction

Action in opposition; hindrance resistance.

[They] do not . . . overcome the counteraction of a false principle or of stubborn partiality.

noun

The act of retaliating: counterattack, counterblow, reciprocation, reprisal, requital, retaliation, retribution, revenge, tit for tat, vengeance. Idioms: an eye for an eye, a tooth for a tooth, like for like, measure for measure. See attack/defend, forgiveness/vindictiveness.

The noun has one meaning:

Meaning #1: action intended to nullify the effects of some previous action
  Synonyms: neutralization, neutralisation