needfulness, essentiality, necessity, indispensability, urgency.

Hence the absolute indispensability of a Christian life, with its conflicts and inward experiences, which alone can make a man to answer to an opponent, who charges one doctrine as contradictory to another,"Yes!

With reference to the importance, nay, to the indispensability, of linguistic signs in the use of the understanding, the science of the forms of thought is briefly termed grammar.

The feelings concerned are so powerful, and we count so positively on finding a responsive feeling in others (all being alike interested), that ought and should grow into must, and recognized indispensability becomes a moral necessity, analogous to physical, and often not inferior to it in binding force.

Secretary Chase had fallen into the habit of emphasising what he believed to be his indispensability in the Cabinet by threatening to resign, or even by submitting a resignation, whenever his suggestions or conclusions met with opposition.