| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | simple, basic |
| Synonyms: | ABCs, abecedarian, basal, beginning, child's play, clear, duck soup, easy, elemental, essential, facile, foundational, fundamental, initial, introductory, meat and potatoes, original, plain, prefatory, preliminary, primary, primitive, primo, rudimentary, simplest, simplex, simplified, straightforward, substratal, uncomplex, uncomplicated, underlying |
| Antonyms: | abstruse, advanced, complex, complicated, compound, difficult, hard, intricate, involved, secondary |
| Main Entry: | rudimental |
| Part of Speech: | adjective |
| Definition: | elementary |
| Synonyms: | ABCs, abecedarian, basal, basic, beginning, child's play, clear, duck soup, easy, elemental, essential, facile, foundational, fundamental, initial, introductory, meat and potatoes, original*, plain, prefatory, preliminary, primary, primitive, primo, rudimentary, simplest, simplex, simplified, straightforward, substratal, uncomplex, uncomplicated, underlying |
| Main Entry: | bottom |
| Part of Speech: | adjective |
| Definition: | lowest; fundamental |
| Synonyms: | basal, base, basement, basic, foundational, ground, last, lowermost, lowest, meat-and-potatoes, nethermost, primary, radical, rock-bottom, underlying, undermost |
| Antonyms: | highest, top, unnecessary |
| Main Entry: | fundamental |
| Part of Speech: | adjective |
| Definition: | basic, important |
| Synonyms: | axiological, axiomatic, basal, bottom, bottom-line, cardinal, central, constitutional, constitutive, crucial, elemental, elementary, essential, first, foundational, grass-roots, indispensable, integral, intrinsic, key, major, meat-and-potatoes, necessary, organic, original, paramount, primary, prime, primitive, primordial, principal, radical, requisite, rudimentary, significant, structural, substratal, substrative, supporting, sustaining, theoretical, underived, underlying, vital |
| Antonyms: | additional, advanced, auxiliary, extra, minor, secondary, subordinate, trivial, unimportant |
| Main Entry: | primary/prime |
| Part of Speech: | adjective |
| Definition: | basic, fundamental |
| Synonyms: | basal, beginning, bottom, central, elemental, elementary, essential, first, foundational, introductory, meat-and-potatoes, original, primitive, principal, radical, rudimentary, simple, three R's, ultimate, underivative, underived, underlying |
| Antonyms: | auxiliary, secondary, supplemental |
| Main Entry: | radical |
| Part of Speech: | adjective |
| Definition: | fundamental, basic |
| Synonyms: | basal, bottom, cardinal, constitutional, deep-seated, essential, foundational, inherent, innate, intrinsic, meat-and-potatoes, native, natural, organic, original, primal, primary, primitive, profound, thoroughgoing, underlying, vital |
| Antonyms: | extrinsic, nonessential, superficial |
| Main Entry: | vital |
| Part of Speech: | adjective |
| Definition: | essential |
| Synonyms: | basic, bottom-line, cardinal, coal-and-ice, constitutive, critical, crucial, decisive, fundamental, heavy*, imperative, important, indispensable, integral, key, life-or-death, meaningful, meat-and-potatoes, name, name-of-the-game, necessary, needed, nitty-gritty, prerequisite, required, requisite, significant, underlined, urgent |
| Notes: | the words crucial, essential, and vital cannot be qualified (cannot be more or less...) |
| Antonyms: | inessential, insignficant, trivial, unimportant |
| Main Entry: | lowermost |
| Part of Speech: | adjective |
| Definition: | bottom |
| Synonyms: | basal, base, basement, basic, foundational, ground, last, lowest, meat-and-potatoes, nethermost, primary, radical, rock-bottom, underlying, undermost |
| Main Entry: | nethermost |
| Part of Speech: | adjective |
| Definition: | bottom |
| Synonyms: | basal, base, basement, basic, foundational, ground, last, lowermost, lowest, meat-and-potatoes, primary, radical, rock-bottom, underlying, undermost |