उदाहरण : He verified that the valves were closed.
See that the curtains are closed.
Control the quality of the product.

पर्यायवाची : ascertain, assure, check, control, ensure, see, see to it

उदाहरण : This nest egg will ensure a nice retirement for us.
Preparation will guarantee success!.

पर्यायवाची : assure, ensure, guarantee, secure

उदाहरण : The insurance won't cover this.

पर्यायवाची : cover, underwrite