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required - 20 thesaurus results
| Main Entry: | required |
| Part of Speech: | adjective |
| Definition: | necessary |
| Synonyms: | appropriate, compulsory, deserved, due, enforced, essential, imperative, imperious, indispensable, just, mandatory, needed, obligatory, prerequisite, prescribed, recommended, requisite, right, rightful, set, suitable, unavoidable, vital, called for, compulsatory, condign, demanded, needful |
| Antonyms: | optional, inessential |
| Main Entry: | require |
| Part of Speech: | verb |
| Definition: | need, want |
| Synonyms: | crave, desire, lack, miss, wish, depend upon, feel necessity for, have need, hurting for, stand in need |
| Antonyms: | dislike, have, not want |
| Main Entry: | require |
| Part of Speech: | verb |
| Definition: | ask, demand; necessitate |
| Synonyms: | beg, beseech, bid, call for, cause, challenge, claim, command, compel, constrain, crave, demand, direct, enjoin, entail, exact, expect, instruct, involve, obligate, oblige, order, postulate, request, requisition, solicit, take, assert oneself, call upon, insist upon, look for, push for |
| Main Entry: | required/requisite |
| Part of Speech: | adjective |
| Definition: | necessary |
| Synonyms: | appropriate, compulsory, deserved, due, enforced, essential, imperative, imperious, indispensable, just, mandatory, needed, obligatory, prerequisite, prescribed, recommended, right, rightful, set, suitable, unavoidable, vital, called for, compulsatory, condign, demanded, needful |
| Antonyms: | nonessential, optional, unnecessary |
| Main Entry: | bound |
| Part of Speech: | adjective |
| Definition: | obligated; destined |
| Synonyms: | bent, certain, doomed, driven, fated, firm, forced, indentured, intent, made, obligated, obliged, pledged, pressed, required, restrained, sure, urged, apprenticed, articled, bounden, coerced, compelled, constrained, contracted, duty-bound, enslaved, having no alternative, impelled, necessitated, under compulsion, under necessity |
| Antonyms: | free, permitted, unrestricted, allowed, unbounded, unobliged |
| Main Entry: | compulsory |
| Part of Speech: | adjective |
| Definition: | binding |
| Synonyms: | de rigueur, forced, imperative, imperious, mandatory, necessary, obligatory, required, requisite, compulsatory |
| Antonyms: | free, optional, voluntary, liberalized, liberated, unstipulated |
| Main Entry: | de rigeur |
| Part of Speech: | adjective |
| Definition: | proper, right |
| Synonyms: | au fait, becoming, conventional, correct, decent, decorous, done, fitting, necessary, required, comme il faut |
| Antonyms: | improper, wrong |
| Main Entry: | imperious |
| Part of Speech: | adjective |
| Definition: | bossy, overbearing |
| Synonyms: | arrogant, authoritative, autocratic, commanding, compulsory, despotic, dictatorial, domineering, exacting, haughty, high-handed, imperative, imperial, mandatory, obligatory, oppressive, overweening, peremptory, required, tyrannical, compulsatory, tyrannous |
| Notes: | imperial pertains to the qualities of power and royalty; imperious implies that someone is overbearing or domineering |
| Antonyms: | fawning, helpless, humble, obedient, servile, subservient, weak |
| Main Entry: | indispensable |
| Part of Speech: | adjective |
| Definition: | necessary |
| Synonyms: | basal, basic, cardinal, crucial, essential, fundamental, imperative, key, needed, prerequisite, primary, required, requisite, vital, necessitous, needful |
| Antonyms: | dispensable, needless, nonessential, redundant, superfluous, unnecessary |
| Main Entry: | obligated |
| Part of Speech: | adjective |
| Definition: | bound |
| Synonyms: | committed, forced, indebted, indentured, obliged, pledged, required, tied, urged, bounden, called by duty, compelled, contracted, duty-bound, enslaved, under obligation |
| Main Entry: | obliged |
| Part of Speech: | adjective |
| Definition: | bound |
| Synonyms: | committed, forced, indebted, indentured, obligated, pledged, required, tied, urged, bounden, called by duty, compelled, contracted, duty-bound, enslaved, under obligation |
| Main Entry: | prerequisite |
| Part of Speech: | adjective |
| Definition: | necessary |
| Synonyms: | essential, expedient, imperative, important, indispensable, mandatory, obligatory, required, requisite, vital, called for, necessitous, needful, of the essence |
| Antonyms: | optional, unnecessary, voluntary |
| Main Entry: | urgent |
| Part of Speech: | adjective |
| Definition: | needing immediate attention |
| Synonyms: | burning*, capital, chief, clamant, clamorous, compelling, critical, crucial, crying*, demanding, driving, essential, exigent, foremost, heavy*, immediate, imperative, important, importunate, indispensable, insistent, instant, leading, momentous, necessary, paramount, persuasive, pressing, primary, principal, required, salient, serious, touchy*, vital, wanted, weighty*, called-for, demanded, hurry-up, impelling, life and death, top-priority, touch and go |
| Antonyms: | moderate, unimportant, unnecessary |
* = informal/non-formal usage
| Main Entry: | enforced |
| Part of Speech: | adjective |
| Definition: | in force |
| Synonyms: | charged, established, executed, kept, ordained, prescribed, pressed, prevalent, required, sanctioned, advocated, carried out, compelled, constrained, demanded, dictated, enjoined, exacted, forced upon, imposed, invoked |
| Main Entry: | de rigueur |
| Part of Speech: | adjective |
| Definition: | socially obligatory |
| Synonyms: | au fait, conventional, correct, mandatory, necessary, obligatory, proper, required, right, a must, called for, comme il faut, conforming to accepted standards |
| Main Entry: | needed |
| Part of Speech: | adjective |
| Definition: | wanted |
| Synonyms: | essential, necessary, required, vital, desired |
| Main Entry: | binding |
| Part of Speech: | adjective |
| Definition: | necessary |
| Synonyms: | compulsory, conclusive, essential, imperative, indissoluble, irrevocable, mandatory, obligatory, required, requisite, unalterable, bounden, counted upon, incumbent on |
| Main Entry: | essential |
| Part of Speech: | adjective |
| Definition: | important, vital |
| Synonyms: | capital, cardinal, chief, crucial, foremost, fundamental, imperative, indispensable, leading, main, necessary, needed, prerequisite, principal, required, requisite, wanted, constitutive, necessitous, needful, right-hand |
| Antonyms: | accessory, auxiliary, minor, nonessential, secondary, subsidiary, unimportant, inessential |
| Main Entry: | necessary |
| Part of Speech: | adjective |
| Definition: | essential |
| Synonyms: | basic, binding, cardinal, chief, compelling, compulsory, crucial, de rigueur*, decisive, elementary, exigent, expedient, fundamental, imperative, indispensable, mandatory, momentous, needed, obligatory, paramount, prerequisite, pressing, prime, principal, quintessential, required, requisite, significant, specified, unavoidable, urgent, vital, wanted, all-important, bottom-line, incumbent on, name of game, needful |
| Antonyms: | unimportant, unnecessary, useless, inessential |
* = informal/non-formal usage
| Main Entry: | vital |
| Part of Speech: | adjective |
| Definition: | essential |
| Synonyms: | basic, cardinal, critical, crucial, decisive, fundamental, heavy*, imperative, important, indispensable, integral, key, meaningful, name, necessary, needed, nitty-gritty*, prerequisite, required, requisite, significant, urgent, bottom-line, coal-and-ice, constitutive, life-or-death, meat-and-potatoes, name-of-the-game, underlined |
| Antonyms: | trivial, unimportant, inessential, insignficant |
* = informal/non-formal usage
Roget's 21st Century Thesaurus, Third Edition
Copyright © 2009 by the Philip Lief Group.
Cite This Source
Roget's 21st Century Thesaurus, Third Edition
Copyright © 2009 by the Philip Lief Group.
Cite This Source
Copyright © 2009, Dictionary.com, LLC. All rights reserved.
