| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | most important, essential |
| Synonyms: | arch, capital, cardinal, central, champion, consequential, controlling, crucial, effective, especial, first, foremost, grand, head, highest, key, leading, main, major, momentous, number one, outstanding, paramount, potent, predominant, preeminent, premier, primal, primary, prime, principal, ruling, significant, star, stellar, superior, supreme, telling, uppermost, vital, weighty |
| Antonyms: | inessential, minor, secondary, subordinate, unimportant, unnecessary |
| Main Entry: | basic |
| Part of Speech: | adjective |
| Definition: | elementary, fundamental |
| Synonyms: | basal, capital, central, chief, elemental, essential, indispensable, inherent, intrinsic, key, main, necessary, primary, primitive, principal, radical, substratal, underlying, vital |
| Antonyms: | additional, extra, inessential, nonessential, outside, peripheral, secondary |
| Main Entry: | best |
| Part of Speech: | adjective |
| Definition: | most excellent |
| Synonyms: | 10, A-1, ace, bad*, beyond compare, boss*, capital, champion, chief, choicest, cool*, culminating, finest, first, first-class, first-rate, foremost, greatest, highest, incomparable, inimitable, leading, matchless, nonpareil, number 1, optimum, out-of-sight, outstanding, paramount, peerless, perfect, preeminent, premium, prime, primo, principal, sans pareil, second to none, super, superlative, supreme, terrific, tops, tough, transcendent, unequaled, unparalleled, unrivaled, unsurpassed |
| Antonyms: | worst |
| Main Entry: | big league |
| Part of Speech: | adjective |
| Definition: | important |
| Synonyms: | big-time, chief, critical, crucial, exceptional, four-star, front-page, grave, great, heavy, high-power, major-league, playing hard ball, professional, serious, strictly business |
| Main Entry: | capital |
| Part of Speech: | adjective |
| Definition: | main, essential |
| Synonyms: | basic, cardinal, central, chief, controlling, dominant, first, foremost, fundamental, important, leading, major, number one, outstanding, overruling, paramount, predominant, preeminent, primary, prime, principal, prominent, underlying, vital |
| Notes: | the word capitol is from the Roman Capitoline Hill and the similarity between capitol and capital is purely coincidental; capitol applies to the building and capital to the seat of a government |
| Antonyms: | extra, minor, nonessential, secondary, unimportant |
| Main Entry: | cardinal |
| Part of Speech: | adjective |
| Definition: | important, key |
| Synonyms: | basal, basic, central, chief, constitutive, essential, first, foremost, fundamental, greatest, highest, indispensable, leading, main, overriding, overruling, paramount, pivotal, preeminent, primary, prime, principal, ruling, vital |
| Antonyms: | inessential, insignificant, minor, negligible, secondary, unimportant |
| Main Entry: | central |
| Part of Speech: | adjective |
| Definition: | main, principal; in the middle |
| Synonyms: | axial, basic, cardinal, center, centric, centroidal, chief, dominant, equidistant, essential, focal, foremost, fundamental, important, inmost, inner, interior, intermediate, key, leading, master, mean, median, mid, middle, middlemost, midmost, midway, nuclear, omphalic, outstanding, overriding, paramount, pivotal, predominant, primary, prime, radical, ruling, salient, significant, umbilical |
| Antonyms: | exterior, minor, outside, peripheral, secondary |
| Main Entry: | champion |
| Part of Speech: | adjective |
| Definition: | best, excellent |
| Synonyms: | blue-ribbon, boss*, capital, chief, choice, cool, dandy, distinguished, first, greatest, head, illustrious, out of sight, out of this world, outstanding, premier, prime, principal, prize-winning, splendid, super, superior, tip top, top drawer, top-notch*, topflight, tops, unbeaten, undefeated, world class |
| Antonyms: | poorest, worst |
| Main Entry: | deciding |
| Part of Speech: | adjective |
| Definition: | determining |
| Synonyms: | chief, conclusive, critical, crucial, decisive, important, influential, key, necessary, prime, principal, significant |
| Antonyms: | inconclusive, insignificant, secondary, trivial, uncritical, unimportant |