It is a kind of repetition that adds emotional force or intellectual clarity.

The resistance added force to the current and, with the excess volume, the level of the river rose.

In other words, by adding force, hypnotism is made uniformly effective.

This opportunity was at length presented, after many obstacles which only added new force to her desires.

In a moment he was jumping higher and higher, the sheet adding force with each bounce.

He added considerable force to his new club's attack, scoring eleven goals in 36 league appearances.

But it seemed to add force to Mocquino's prediction.

These heavy walls would add force to Stauffenberg's bomb.

That the wish of giving happiness to you might add force to the other inducements which led me on, I shall not attempt to deny.