英文英文字典

To make sure or certain; to render confident by a promise, declaration, or other evidence.

To declare to, solemnly; to assert to (any one) with the design of inspiring belief or confidence.

To confirm; to make certain or secure.

To affiance; to betroth.

To insure; to covenant to indemnify for loss, or to pay a specified sum at death. See Insure.