Synonyms of 'essential'

ab ovo, austere, axiom, bare, basal, basilar, bedrock, bench mark, capital, cardinal, Center, central, chaste, chief, climax, condition, congenital, connate, constituent, constitutional, constitutive, Core, cornerstone, crisis, critical point, Crux, deep-seated, demand, desideratum, element, elemental, elementary, elixir, essence, flower, focal, focus, foremost, fundamental, gist, gravamen, gut, heart, high point, homely, homespun, homogeneous, hypostasis, imperative, important, inborn, inbred, indispensable, indivisible, innate, intrinsic, irreducible, irreplaceable, issue, kernel, key, keystone, landmark, leading, life-and-death, life-or-death, Main, marrow, material, meat, mere, milestone, monolithic, must, necessary, necessitous, necessity, need, needful, nub, nucleus, occasion, original, pith, pivot, plain, postulate, prerequisite, primal, primary, prime, primitive, principal, principle, pure, quid, quiddity, quintessence, quintessential, radical, requirement, requisite, requisition, right-hand, rudiment, rudimentary, sap, severe, simon-pure, simple, sine qua non, single, soul, spare, spirit, Stark, stuff, substance, substantial, substantive, turning point, uncluttered, undifferentiated, uniform, vital, want