militate

To have force or influence; bring about an effect or a change.

To be in conflict or at variance; come into collision.

Hence To stand in array; have weight or force, as in determining anything: followed by against, and permissibly by in favor of: as, these facts militate against (or in fovor of) your theory.

To make war; to fight; to contend; — usually followed by against and with.

To give force or effect toward; to influence.

To fight.

have force or influence; bring about an effect or change