Synonyms for All-important:

• adj.

  •all (adjective)
  • all-important.
  •critical (adjective)
  • dangerous,
  • conclusive,
  • integral,
  • hazardous,
  • weighty,
  • momentous,
  • grave,
  • determinative,
  • climacteric,
  • perilous,
  • vital,
  • consequential,
  • pressing,
  • risky,
  • Exceptive,
  • acute,
  • significant,
  • strategic,
  • precarious,
  • hairy,
  • deciding,
  • serious,
  • desperate,
  • urgent,
  • decisive,
  • pivotal,
  • high-priority,
  • dire.
  •important (adjective)
  • fundamental,
  • meaningful,
  • major,
  • key,
  • central.
  •life-and-death (adjective)
  • indispensable,
  • earthshattering,
  • vitally important,
  • earthshaking,
  • life or death,
  • earth-shaking,
  • determining,
  • of vital importance,
  • imperative,
  • life and death,
  • paramount,
  • earth-shattering.
  •necessary (adjective)
  • chief,
  • quintessential,
  • prime,
  • specified,
  • binding,
  • prerequisite,
  • needed,
  • cardinal,
  • requisite,
  • unavoidable,
  • obligatory,
  • expedient,
  • principal,
  • basic,
  • mandatory,
  • de rigueur,
  • compelling,
  • compulsory,
  • exigent,
  • required,
  • elementary.
  •Other relevant words: (adjective)
  • wanted,
  • needful,
  • bottom-line,
  • life-and-death,
  • incumbent on,
  • pre-requisite,
  • name of game,
  • necessary,
  • critical.

• n.

  •all-important (noun)
  • of import,
  • important.
  •Other relevant words: (noun)
  • crucial,
  • of the essence,
  • all important,
  • essential.

• Other synonyms:

  •Other relevant words:
  • ski binding,
  • unplayful,
  • meaning,
  • key fruit,
  • unstable,
  • inscribe,
  • engrave,
  • fearful,
  • prime of life,
  • identify,
  • consecrated,
  • school principal,
  • wild,
  • dread,
  • determining factor,
  • prankish,
  • chieftain,
  • first harmonic,
  • dreaded,
  • knifelike,
  • meridian,
  • name,
  • tribal chief,
  • obese,
  • considerably,
  • blossom,
  • strategical,
  • polar,
  • undercoat,
  • simple,
  • sedate,
  • unproblematic,
  • mandate,
  • spectacular,
  • electrocution,
  • pixilated,
  • root word,
  • requirement,
  • scratch,
  • predominant,
  • cardinal grosbeak,
  • profound,
  • curve,
  • hallowed,
  • import,
  • group,
  • arc,
  • solemn,
  • gravely,
  • main,
  • ineluctable,
  • lively,
  • revolutionary,
  • needlelike,
  • life-or-death,
  • bloom,
  • moneyed,
  • keystone,
  • pressure,
  • bandaging,
  • authoritative,
  • heavy,
  • puckish,
  • ague,
  • headstone,
  • preponderant,
  • causal factor,
  • imperative mood,
  • book binding,
  • introductory,
  • select,
  • base,
  • stem,
  • master,
  • clamant,
  • inescapable,
  • premier,
  • bit,
  • samara,
  • inbuilt,
  • change of life,
  • hirsute,
  • shaky,
  • extremist,
  • paint,
  • flush,
  • flower,
  • minors,
  • preponderating,
  • prime quantity,
  • needy,
  • poverty-stricken,
  • world-shattering,
  • determinant,
  • good,
  • hearty,
  • archway,
  • loaded,
  • incisive,
  • cover,
  • primary,
  • patronizing,
  • solid,
  • parlous,
  • despairing,
  • prize,
  • heyday,
  • earnestly,
  • corpus,
  • quality,
  • discriminating,
  • impoverished,
  • winder,
  • principal sum,
  • terrible,
  • strong,
  • rotund,
  • telling,
  • discover,
  • canonical,
  • rudimentary,
  • sculpt,
  • severe,
  • speculative,
  • awful,
  • grave accent,
  • ultra,
  • material,
  • lead,
  • wealthy,
  • honcho,
  • headman,
  • telephone exchange,
  • determiner,
  • efflorescence,
  • bush league,
  • badly,
  • destitute,
  • head,
  • high-risk,
  • severely,
  • piercing,
  • life-sustaining,
  • sculpture,
  • staple,
  • present moment,
  • horrendous,
  • touch-and-go,
  • crying,
  • ground,
  • predominate,
  • in earnest,
  • mischievous,
  • burn,
  • intact,
  • boss,
  • star,
  • do-or-die,
  • sharp,
  • tomb,
  • cherished,
  • mandatary,
  • dealer,
  • burning at the stake,
  • unsafe,
  • pregnant,
  • corpulent,
  • chemical group,
  • free radical,
  • second,
  • acute accent,
  • patronising,
  • root,
  • dreadful,
  • sober,
  • cardinal number,
  • underlying,
  • jussive mood,
  • carmine,
  • instant,
  • uncomplicated,
  • square,
  • exacting,
  • primal,
  • tonality,
  • intense,
  • life-threatening,
  • top dog,
  • frightening,
  • inherent,
  • impish,
  • overriding,
  • meaty,
  • world-shaking,
  • theme,
  • prominent,
  • eventful,
  • dressing,
  • fundamental frequency,
  • precious,
  • necessity,
  • head teacher,
  • acuate,
  • entire,
  • satisfying,
  • menopause,
  • striking,
  • gaffer,
  • affluent,
  • penetrating,
  • florida key,
  • canonic,
  • peak,
  • minute,
  • key out,
  • cay,
  • real,
  • sanctified,
  • direful,
  • outstanding,
  • horrific,
  • indigent,
  • constitutional,
  • press,
  • imperative form,
  • decision making,
  • treasured,
  • built-in,
  • here and now,
  • back,
  • consequence,
  • redbird,
  • mo,
  • grievous,
  • cogent,
  • exchange,
  • fearsome,
  • elemental,
  • choice,
  • implike,
  • heroic,
  • describe,
  • insistent,
  • distinguish,
  • condescending,
  • foreman,
  • keen,
  • penetrative,
  • wicked,
  • combustion,
  • well,
  • bad,
  • basal.
  •Other relevant words (noun):
  • must-have,
  • necessitous.

Paraphrases for All-important:

• Equivalence

  • Adjective
    crucial.

• Forward Entailment

  • Adjective
    important.

• Independent

  • Adjective
    essential, critical, significant, pre-eminent, fundamental, overriding, momentous, key, imperative, indispensable, overarching, major, primordial, landmark, predominant, prominent, primary, over-riding, instrumental, foremost.

• Other Related

  • Adjective
    vital, paramount, pivotal.

Antonyms for All-important:

• adj.

  • critical
    inessential, secure, certain, safe, complimentary, laudatory, sure, unimportant, unnecessary, uncritical, minor, praising, trivial.
  • necessary
    contingent, nonessential, secondary, additional, extra, useless, voluntary, insignificant, needless, optional.
  • Other antonyms:
    external, unneeded, surplus, unwanted, dispensable, undesired, extraneous, unessential, excess, inconsequential, superfluous.