Synonyms of the word

deficiency

• n. (uncountable) Inadequacy or incompleteness.
• n. (countable) An insufficiency, especially of something essential to health.
• n. (geometry) The amount by which the number of double points on a curve is short of the maximum for curves…
• n. (geometry) The codimension of a linear system in the corresponding complete linear system.

amount

• n. The total, aggregate or sum of material (not applicable to discrete numbers or units or items in standard…
• n. A quantity or volume.
• n. (nonstandard, sometimes proscribed) The number (the sum) of elements in a set.
• v. (intransitive, followed by to) To total or evaluate.
• v. (intransitive, followed by to) To be the same as or equivalent to.
• v. (obsolete, intransitive) To go up; to ascend.

demand

• n. The desire to purchase goods and services.
• n. (economics) The amount of a good or service that consumers are willing to buy at a particular price.
• n. A need.
• n. A claim for something.
• n. A requirement.
• n. An urgent request.
• n. An order.
• n. (electricity supply) More precisely peak demand or peak load, a measure of the maximum power load of a…
• v. To request forcefully.
• v. To claim a right to something.
• v. To ask forcefully for information.
• v. To require of someone.
• v. (law) To issue a summons to court.

inadequacy

• n. The state of being inadequate.
• n. A shortage of required material.
• n. A lack of competence or ability.

insufficiency

• n. The lack of sufficiency; a shortage or inadequacy.

lack

• n. (obsolete) A defect or failing; moral or spiritual degeneracy.
• n. A deficiency or need (of something desirable or necessary); an absence, want.
• v. (transitive) To be without, to need, to require.
• v. (intransitive) To be short (of or for something).
• v. (intransitive) To be in want.
• v. (obsolete) To see the ‘lack’ in (someone or something); to find fault with, to malign, reproach.

need

• n. (countable and uncountable) A requirement for something; something needed.
• n. Lack of means of subsistence; poverty; indigence; destitution.
• v. (transitive) To have an absolute requirement for.
• v. (transitive) To want strongly; to feel that one must have something.
• v. (modal verb) To be obliged or required (to do something).
• v. (intransitive) To be required; to be necessary.
• v. (obsolete, transitive) To be necessary (to someone).

want

• v. (transitive) To wish for or to desire (something).
• v. (intransitive, now dated) To be lacking, not to exist.
• v. (transitive) To lack, not to have (something).
• v. (transitive, colloquially with verbal noun as object) To be in need of; to require (something).
• v. (intransitive, dated) To be in a state of destitution; to be needy; to lack.
• n. (countable) A desire, wish, longing.
• n. (countable, often followed by of) Lack, absence.
• n. (uncountable) Poverty.
• n. Something needed or desired; a thing of which the loss is felt.
• n. (Britain, mining) A depression in coal strata, hollowed out before the subsequent deposition took place.