| Main Entry: | |
| Part of Speech: | noun |
| Definition: | heart, significance |
| Synonyms: | aspect, attribute, backbone, base, basis, be-all and end-all, being, bottom, bottom line, burden, caliber, character, chief constituent, constitution, core, crux, element, entity, essentia, essentiality, fiber, form, fundamentals, germ, grain, kernel, life, lifeblood, main idea, marrow, meaning, meat*, name of game, nature, nitty-gritty, nub, nucleus, pith, point, principle, property, quality, quiddity, quintessence, reality, root, soul, spirit, structure, stuff, substance, timber, vein, virtuality |
| Main Entry: | base |
| Part of Speech: | noun |
| Definition: | fundamental part |
| Synonyms: | authority, backbone, basis, chief constituent, core, essence, essential, evidence, foundation, fundamental, groundwork, heart, important part, infrastructure, key, origin, primary element, principal, principle, root, source, underpinning |
| Main Entry: | basis |
| Part of Speech: | noun |
| Definition: | foundation for belief, action |
| Synonyms: | antecedent, assumption, authority, axiom, backbone, background, backing, base, bedrock, cause, center, chief ingredient, core, crux, data, dictum, essence, essential, evidence, explanation, footing, fundamental, hard fact, heart, infrastructure, justification, keynote, keystone, law, nexus, nucleus, postulate, premise, presumption, presupposition, principal element, principle, proof, reason, root, rudiment, sanction, security, source, substratum, support, theorem, theory, underpinning, warrant |
| Main Entry: | being |
| Part of Speech: | noun |
| Definition: | essential nature |
| Synonyms: | character, entity, essence, essentia, essentiality, individuality, marrow, personality, quintessence, self, soul, spirit, substance, texture |
| Main Entry: | body |
| Part of Speech: | noun |
| Definition: | bulk; central portion |
| Synonyms: | assembly, basis, bed, box, chassis, core, corpus, crux, essence, frame, fuselage, gist, gravamen, groundwork, hull, main part, majority, mass, material, matter, pith, skeleton, staple, substance, substructure, sum, tenor, total, trunk, whole |
| Antonyms: | nothing, nothingness |
| Main Entry: | bottom |
| Part of Speech: | noun |
| Definition: | base, core |
| Synonyms: | basis, bottom line, cause, essence, essentiality, ground, heart, mainspring, marrow, origin, pith, principle, quintessence, root, soul, source, stuff, substance, virtuality |
| Antonyms: | exteriority, outside |
| Main Entry: | bottom line |
| Part of Speech: | noun |
| Definition: | indispensable content |
| Synonyms: | basis, conclusion, core, crux, determination, essence, fiber, final decision, fundamentals, income, key point, last word, loss, main idea, main point, main thing, meat and potatoes, name of the game, net, nitty-gritty, nuts and bolts, point, profit, reality, sum and substance, what it's all about, whole story |
| Main Entry: | caliber |
| Part of Speech: | noun |
| Definition: | capacity; character |
| Synonyms: | ability, appetency, capability, competence, constitution, dignity, distinction, endowment, essence, faculty, force, gifts, habilitation, merit, nature, parts, power, quality, scope, stature, strength, talent, value, virtue, worth, worthiness |
| Main Entry: | center |
| Part of Speech: | noun |
| Definition: | middle point |
| Synonyms: | axis, bull's-eye, centrality, centriole, centrum, core, cynosure, equidistance, essence, focal point, focus, gist, heart, hotbed, hub, inside, interior, intermediacy, kernel, mainstream*, marrow, middle of the road, midpoint, midst, nave, navel, nucleus, omphalos, pith, pivot, place, polestar, quick, radial point, root, seat |
| Antonyms: | border, boundary, edge, exterior, exteriority, margin, outside, outskirts, periphery, rim, surroundings |