| Main Entry: | |
| Part of Speech: | noun |
| Definition: | need, essentiality |
| Synonyms: | call, cause, claim, compulsion, demand, desideratum, duress, essence, essential, exaction, exigency, fundamental, godsend, imperative, indispensability, inevitability, inexorableness, life or death, must, necessary, needfulness, no alternative, no choice, obligation, pinch, precondition, prerequisite, privation, requirement, requisite, sine qua non, stress, undeniability, urgency, vital part, vitals, want |
| Antonyms: | desire, want |
| Main Entry: | call |
| Part of Speech: | noun |
| Definition: | need, cause for action |
| Synonyms: | claim, excuse, grounds, justification, necessity, obligation, occasion, reason, right, urge |
| Main Entry: | compulsion |
| Part of Speech: | noun |
| Definition: | drive, obligation |
| Synonyms: | coercion, constraint, demand, drive, driving, duress, duty, engrossment, exigency, force, hang-up, have on the brain, monkey*, necessity, need, obsession, preoccupation, prepossession, pressure, tiger by the tail, urge, urgency |
| Antonyms: | free will, freedom, independence, liberty, license |
| Main Entry: | condition |
| Part of Speech: | noun |
| Definition: | requirement, limitation |
| Synonyms: | arrangement, article, catch, codicil, contingency, demand, essential, exception, exemption, fine print, kicker, modification, must, necessity, postulate, precondition, prerequisite, provision, proviso, qualification, requisite, reservation, rule, sine qua non, small print, stipulation, strings, terms |
| Main Entry: | constraint |
| Part of Speech: | noun |
| Definition: | force |
| Synonyms: | a must, coercion, compulsion, driving, duress, goad, hang-up, impelling, impulsion, monkey*, motive, necessity, no-no, pressure, repression, restraint, spring, spur, suppression, violence |
| Main Entry: | crisis |
| Part of Speech: | noun |
| Definition: | critical situation |
| Synonyms: | big trouble, catastrophe, change, climacteric, climax, confrontation, contingency, corner, crossroad, crunch, crux, culmination, deadlock, dilemma, dire straits, disaster, embarrassment, emergency, entanglement, exigency, extremity, height, hot potato, hour of decision, imbroglio, impasse, juncture, mess, moment of truth, necessity, pass, perplexity, pickle, pinch*, plight, point of no return, predicament, pressure, puzzle, quandary, situation, stew, strait, trauma, trial, trouble, turning point, urgency |
| Antonyms: | calm, peace |
| Main Entry: | demand |
| Part of Speech: | noun |
| Definition: | question, request |
| Synonyms: | appeal, application, arrogation, bid, bidding, call, call for, charge, claim, clamor, command, counterclaim, entreatment, entreaty, exaction, impetration, imploration, importunity, imposition, inquiry, insistence, interest, interrogation, lien, necessity, need, occasion, order, petition, plea, prayer, pursuit, requirement, requisition, rush, sale, search, solicitation, stipulation, suit, supplication, trade, ultimatum, use, vogue, want |
| Antonyms: | grant, offer, reply |
| Main Entry: | emergency |
| Part of Speech: | noun |
| Definition: | crisis, danger |
| Synonyms: | accident, climax, clutch*, compulsion, crossroad, crunch, depression, difficulty, distress, exigency, extremity, fix, hole, impasse, juncture, meltdown, misadventure, necessity, pass, pinch*, plight, predicament, pressure, push, quandary, scrape, squeeze, strait, tension, turning point, urgency, vicissitude, zero hour |
| Antonyms: | calm, peace |
| Main Entry: | exigency/exigence |
| Part of Speech: | noun |
| Definition: | difficulty; demand |
| Synonyms: | acuteness, constraint, contingency, crisis, criticalness, crossroad, demandingness, dilemma, distress, duress, emergency, extremity, fix, hardship, imperativeness, jam, juncture, necessity, need, needfulness, pass, pickle, pinch, plight, predicament, pressingness, pressure, quandary, requirement, scrape*, stress, turning point*, urgency, vicissitude, want, wont, zero hour |
| Antonyms: | ease, easiness, ordinariness |