strengthen

jännittää

vahvistaa, voimistaa

jännittyä puhekieltä To make strong or stronger; to add strength to; to increase the strength of; to fortify; to reinforce.

(ux)

Let noble Warwick, Cobham, and the rest,(..)/ With powerful policy strengthen themselves.

A little hardship, and a little struggling with the rougher elements of life, will perchance but strengthen and increase his courage, and prepare him for the conflicts and struggles of after years.

Charge Joshua, and encourage him, and strengthen him.

"A fine man, that Dunwody, yonder," commented the young captain, as they parted, and as he turned to his prisoner. "We'll see him on in Washington some day. He is strengthening his forces now against Mr. Benton out there.(nb..)."