Synonyms of essential in English:

essential


See definition of essential

adjective

1‘it is essential to remove all the old plaster’

SYNONYMS
crucial, necessary, key, vital, indispensable, needed, required, called for, requisite, important, all-important, vitally important, of the utmost importance, of great consequence, of the essence, critical, life-and-death, imperative, mandatory, compulsory, obligatory, compelling, urgent, pressing, burning, acute, paramount, pre-eminent, high-priority, significant, consequential
ANTONYMS

inessential, unimportant, optional

2‘the essential simplicity of his style’

SYNONYMS
basic, inherent, fundamental, quintessential, intrinsic, underlying, characteristic, innate, rudimentary, primary, principal, cardinal, chief, elementary, elemental
central, pivotal, critical, key, focal, salient, staple, vital, necessary, indispensable, foundational, ingrained
ANTONYMS

secondary

3‘he is the essential English gentleman’

SYNONYMS
ideal, absolute, complete, perfect, quintessential

noun

1‘the gift of the gab was an essential for an up-and-coming broadcaster’

SYNONYMS
necessity, essential item, necessary item, prerequisite, requisite, requirement, need
condition, precondition, specification, stipulation
qualification
desideratum, sine qua non
informal must
ANTONYMS

inessential

2essentials‘they were taught the essentials of the job in three days’

SYNONYMS
fundamentals, basics, rudiments, principles, first principles, foundations, preliminaries, groundwork
essence, basis, core, kernel, nub, marrow, meat, crux, bedrock
facts, hard facts, practicalities, realities
sine qua non
informal nitty-gritty, brass tacks, nuts and bolts, ABC
ANTONYMS

minutiae