simple past tense and past participle of ensure

(transitive) To make a pledge to (someone); to promise, guarantee (someone of something); to assure. / (intransitive) To make sure or certain of something (usually some future event or condition).

present participle and gerund of ensure

Obsolete form of insurance.

plural of ensurance

One who ensures or makes certain. / Obsolete form of insurer.

plural of ensurer

Third-person singular simple present indicative form of ensure