Synonyms of the word

sustenance

• n. Something that provides support or nourishment.

aliment

• n. (now rare) Food.
• n. (figuratively) Nourishment, sustenance.
• n. (Scotland) An allowance for maintenance; alimony.
• v. (obsolete) To feed, nourish.
• v. To sustain, support.

alimentation

• n. feeding, being fed; the provision of food and other necessities.

food

• n. (uncountable) Any substance that can be consumed by living organisms, especially by eating, in order to…
• n. (countable) A foodstuff.
• n. (uncountable, figuratively) Anything that nourishes or sustains.

keep

• v. To continue in (a course or mode of action); not to intermit or fall from; to uphold or maintain.
• v. (heading, transitive) To hold the status of something.
• v. (heading, intransitive) To hold or be held in a state.
• v. (obsolete) To wait for, keep watch for.
• v. (intransitive, cricket) To act as wicket-keeper.
• v. (intransitive, obsolete) To take care; to be solicitous; to watch.
• v. (intransitive, obsolete) To be in session; to take place.
• v. (transitive) To observe; to adhere to; to fulfill; not to swerve from or violate.
• v. (transitive, dated) To confine oneself to; not to quit; to remain in.
• v. (transitive, dated, by extension) To visit (a place) often; to frequent.
• n. (obsolete) Care, notice.
• n. (historical) The main tower of a castle or fortress, located within the castle walls. (According to, the…
• n. The food or money required to keep someone alive and healthy; one's support, maintenance.
• n. The act or office of keeping; custody; guard; care; heed; charge.
• n. The state of being kept; hence, the resulting condition; case.
• n. (obsolete) That which is kept in charge; a charge.
• n. (engineering) A cap for holding something, such as a journal box, in place.

livelihood

• n. (obsolete) The course of someone's life; a person's lifetime, or their manner of living; conduct, behaviour.
• n. A person's means of supporting themself.
• n. (now rare) Property which brings in an income; an estate.
• n. (obsolete) Liveliness; appearance of life.

living

• v. present participle of live.
• adj. Having life.
• adj. In use or existing.
• adj. Of everyday life.
• adj. True to life.
• adj. Used as an intensifier.
• n. (uncountable) The state of being alive.
• n. Financial means; a means of maintaining life; livelihood.
• n. A style of life.
• n. (canon law) A position in a church (usually the Church of England) that has attached to it a source of…

maintenance

• n. Actions performed to keep some machine or system functioning or in service.
• n. (law) A tort committed when a third party who does not have a bona fide interest in a lawsuit provides…
• n. (law) (UK English) Alimony, a periodical payment or a lump sum made or ordered to be made to a spouse…
• n. (law) Child support.
• n. Money required or spent to provide for the needs of a person or a family.
• n. (biology) The natural process which keeps an organism alive.

nourishment

• n. The act of nourishing or the state of being nourished.
• n. Something that nourishes; food.

nutrient

• n. A source of nourishment, such as food, that can be metabolized by an organism to give energy and build…
• adj. providing nourishment.

nutriment

• n. A source of nourishment; food.
• n. Something that promotes growth or development; a nutrient.

nutrition

• n. (biology) The organic process by which an organism assimilates food and uses it for growth and maintenance.

resource

• n. Something that one uses to achieve an objective, e.g. raw materials or personnel.
• n. A person's capacity to deal with difficulty.
• v. To supply with resources.

support

• n. Something which supports. Often used attributively, as a complement or supplement to.
• n. Financial or other help.
• n. Answers to questions and resolution of problems regarding something sold.
• n. (mathematics) in relation to a function, the set of points where the function is not zero, or the closure…
• n. (fuzzy set theory) A set whose elements are at least partially included in a given fuzzy set (i.e., whose…
• n. Evidence.
• n. (computing) Compatibility and functionality for a given product or feature.
• n. (gymnastics) Clipping of support position.
• v. (transitive) To keep from falling.
• v. (transitive) To answer questions and resolve problems regarding something sold.
• v. (transitive) To back a cause, party, etc., mentally or with concrete aid.
• v. (transitive) To help, particularly financially.
• v. To verify; to make good; to substantiate; to establish; to sustain.
• v. (transitive) To serve, as in a customer-oriented mindset; to give support to.
• v. (transitive) To be designed (said of machinery, electronics, or computers, or their parts, accessories,…
• v. (transitive) To be accountable for, or involved with, but not responsible for.
• v. (archaic) To endure without being overcome; bear; undergo; to tolerate.
• v. To assume and carry successfully, as the part of an actor; to represent or act; to sustain.

sustainment

• n. The act of sustaining something.

sustentation

• n. The act, or the result of sustaining; sustainment.
• n. The aggregate of the functions by which a living organism is maintained in a normal condition of weight…

upkeep

• n. Maintenance; the act or effort of keeping something in good and working condition.
• v. (transitive, Britain) To maintain (something) or keep it in good repair.

victuals

• n. plural of victual.
• v. Third-person singular simple present indicative form of victual.