| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | valuable, substantial |
| Synonyms: | big, big-league, chief, considerable, conspicuous, critical, crucial, decisive, determining, earnest, essential, esteemed, exceptional, exigent, extensive, far-reaching, foremost, front-page, grave, great, heavy, imperative, importunate, influential, large, marked, material, mattering much, meaningful, momentous, necessary, of moment, of note, of substance, paramount, ponderous, pressing, primary, principal, relevant, salient, serious, signal, significant, something, standout, urgent, vital, weighty |
| Antonyms: | inappreciable, insignificant, little, nonessential, small, trivial, unimportant, unsubstantial |
| Main Entry: | leader |
| Part of Speech: | noun |
| Definition: | person who guides |
| Synonyms: | boss, captain, chief, chieftain, commander, conductor, controller, counsellor, dean, dignitary, director, doyen, eminence, exec, forerunner, general, governor, guide, harbinger, head, herald, lead, lion*, luminary, manager, mistress, notability, notable, officer, pacesetter, pilot, pioneer, precursor, president, principal, rector, ringleader, ruler, shepherd, skipper, superintendent, superior |
| Antonyms: | follower |
| Main Entry: | magnate |
| Part of Speech: | noun |
| Definition: | important person, usually in business |
| Synonyms: | VIP, aristocrat, bigwig, businessperson, capitalist, captain of industry, chief, figure, financier, industrialist, leader, lion*, merchant, mogul, name, noble, notable, peer, personage, plutocrat, tycoon |
| Notes: | a magnate is a very wealthy, influential, or powerful person or businessperson, while a magnet is a device that attracts iron and produces a magnetic field |
| Antonyms: | lowly |
| Main Entry: | main |
| Part of Speech: | adjective |
| Definition: | principal, predominant |
| Synonyms: | capital, cardinal, central, chief, controlling, critical, crucial, essential, foremost, fundamental, head, leading, major, necessary, outstanding, paramount, particular, preeminent, premier, prevailing, primary, prime, special, star, stellar, supreme, vital |
| Notes: | main means most important element, while a mane is long coarse hair growing along the top and sides of an animal's neck or the growth of hair covering the head of a human being |
| Antonyms: | auxiliary, extra, insignificant, minor, secondary, subordinate, unimportant |
| Main Entry: | major |
| Part of Speech: | adjective |
| Definition: | bigger |
| Synonyms: | above, better, big, chief, considerable, dominant, elder, exceeding, extensive, extreme, greater, hefty, higher, large, large-scale, larger, leading, main, most, oversized, primary, senior, sizable, superior, supreme, ultra, upper, uppermost |
| Antonyms: | lesser, little, minor, small |
| Main Entry: | major |
| Part of Speech: | adjective |
| Definition: | important |
| Synonyms: | big, chief, critical, crucial, dangerous, grave, great, grievous, heavyweight, influential, life and death, main, major-league, meaningful, notable, outstanding, overshadowing, preeminent, principal, radical, serious, significant, star, stellar, top, vital, weighty |
| Antonyms: | insignificant, minor, unimportant |
| Main Entry: | master |
| Part of Speech: | adjective |
| Definition: | main |
| Synonyms: | ascendant, chief, controlling, foremost, grand, great, leading, major, original, overbearing, paramount, predominant, predominate, preponderant, prevalent, prime, principal, regnant, sovereign, supreme |
| Antonyms: | auxiliary, copy, duplicate, minor, subordinate |
| Main Entry: | master |
| Part of Speech: | noun |
| Definition: | person in charge, female or male |
| Synonyms: | administrator, boss, captain, chief, chieftain, commandant, commander, commanding officer, conqueror, controller, director, employer, general, governor, guide, guru, head, head person, instructor, judge, lord, manager, matriarch, overlord, overseer, owner, patriarch, pedagogue, preceptor, principal, pro, ruler, schoolmaster/ mistress, skipper, slave driver, spiritual leader, superintendent, supervisor, swami, taskmaster, teacher, top dog, tutor, wheel |
| Antonyms: | servant |
| Main Entry: | necessary |
| Part of Speech: | adjective |
| Definition: | essential |
| Synonyms: | all-important, basic, binding, bottom-line, cardinal, chief, compelling, compulsory, crucial, de rigueur, decisive, elementary, exigent, expedient, fundamental, imperative, incumbent on, indispensable, mandatory, momentous, name of game, needed, needful, obligatory, paramount, prerequisite, pressing, prime, principal, quintessential, required, requisite, significant, specified, unavoidable, urgent, vital, wanted |
| Antonyms: | inessential, unimportant, unnecessary, useless |