Synonyms for Insufficient:

• adj.

  •all (adjective)
  • deficient.
  •defective (adjective)
  • damaged,
  • flawed,
  • impaired,
  • injured,
  • lacking,
  • out of order,
  • unsound.
  •deficient (adjective)
  • bad,
  • exiguous,
  • imperfect,
  • inadequate,
  • inferior,
  • sketchy,
  • skimpy,
  • unequal,
  • wanting,
  • weak,
  • found wanting,
  • not enough,
  • deficient,
  • faulty,
  • lacking.
  •disappointing (adjective)
  • unfulfilling.
  •dissatisfactory (adjective)
  • disappointing,
  • displeasing,
  • lame,
  • mediocre,
  • unacceptable,
  • unsatisfying,
  • unsuitable,
  • unworthy,
  • useless.
  •failing (adjective)
  • faint,
  • feeble,
  • scanty,
  • unavailing,
  • vain.
  •faulty (adjective)
  • broken,
  • cracked,
  • frail,
  • leaky,
  • tainted,
  • unfit,
  • warped,
  • below par.
  •feeble (adjective)
  • delicate,
  • impotent,
  • ineffectual,
  • inefficient,
  • insubstantial,
  • low,
  • paltry,
  • puny,
  • slight,
  • thin,
  • unconvincing.
  •few (adjective)
  • few,
  • inconsequential,
  • inconsiderable,
  • lean,
  • little,
  • middling,
  • minimal,
  • minimum,
  • minute,
  • negligible,
  • occasional,
  • petty,
  • piddling,
  • seldom,
  • slender,
  • slim,
  • sparse,
  • spotty,
  • stingy,
  • trifling,
  • not many,
  • scarcely any,
  • miserly,
  • niggardly,
  • scanty,
  • scarce.
  •futile (adjective)
  • abortive,
  • bootless,
  • fruitless,
  • idle,
  • ineffective,
  • nugatory,
  • trivial,
  • unimportant,
  • unproductive,
  • unsubstantial,
  • worthless.
  •imperfect (adjective)
  • faulty,
  • sketchy.
  •incapable (adjective)
  • disqualified,
  • inept,
  • inexpert,
  • unable,
  • unskilled,
  • unskillful.
  •incomplete (adjective)
  • deficient,
  • discontinuous,
  • embryonic,
  • fractional,
  • fragmentary,
  • immature,
  • incomplete,
  • lacking,
  • missing,
  • partial,
  • patchy,
  • scanty,
  • sectional,
  • segmental,
  • short,
  • undone,
  • unfinished,
  • unfulfilled,
  • unsatisfactory,
  • Unaccomplished,
  • Curtailed,
  • unachieved,
  • unattained,
  • unconsummated.
  •insufficient (adjective)
  • bereft,
  • defective,
  • deficient,
  • destitute,
  • devoid,
  • drained,
  • dry,
  • failing,
  • faulty,
  • imperfect,
  • inadequate,
  • incapable,
  • incommensurate,
  • incompetent,
  • incomplete,
  • infrequent,
  • meager,
  • minus,
  • miserly,
  • niggardly,
  • poor,
  • rare,
  • scant,
  • scarce,
  • short,
  • shy,
  • skimpy,
  • sparse,
  • stingy,
  • unfinished,
  • unqualified,
  • unsatisfactory,
  • wanting,
  • Flyspeck,
  • unfitted,
  • out of,
  • short of,
  • too little too late,
  • unample,
  • scanty.
  •light (adjective)
  • tiny,
  • hardly any.
  •limited (adjective)
  • limited.
  •little (adjective)
  • smallish.
  •poor (adjective)
  • niggardly.
  •small (adjective)
  • small-scale.
  •unacceptable (adjective)
  • inadmissible,
  • inappropriate,
  • inferior,
  • intolerable,
  • unacceptable,
  • unsuitable,
  • untenable,
  • deficient,
  • inadequate,
  • unsatisfactory.
  •understaffed (adjective)
  • short-handed.
  •useless (adjective)
  • ineffectual.

• n.

  •
  • derisory,
  • meagre,
  • miserable,
  • pitiful,
  • tight.
  •
  • big,
  • excess,
  • under.
  •
  • faulty.
  •insufficient (noun)
  • deficient,
  • depleted,
  • inadequate,
  • lean,
  • light,
  • low,
  • poor,
  • scant,
  • scarce,
  • short,
  • shy,
  • skimpy,
  • too little.

• Other synonyms:

  •
  • dearth,
  • measly,
  • scantily,
  • short-handed.
  •
  • deprivation,
  • derisory,
  • feeble,
  • inadequacy,
  • insufficiency,
  • limited,
  • overstretched.
  •
  • bare,
  • under,
  • unsatisfied.
  •
  • miserable.
  •
  • light.
  •
  • off,
  • tight.
  •sparse
  • thin.
  •unsatisfactory
  • disappointing.
  •Other relevant words:
  • abortive,
  • addle,
  • asymmetric,
  • asymmetrical,
  • awkward,
  • bad,
  • bare,
  • base,
  • begrudge,
  • bereft,
  • big,
  • bootless,
  • brief,
  • broke,
  • broken,
  • bungling,
  • bust,
  • cheap,
  • close,
  • clumsy,
  • cracked,
  • crude,
  • damaged,
  • dearth,
  • defect,
  • defective,
  • deficiency,
  • delicate,
  • depleted,
  • deprivation,
  • derisory,
  • destitute,
  • destitution,
  • devoid,
  • diminutive,
  • disappointing,
  • disconcerting,
  • discouraging,
  • disheartening,
  • disparate,
  • dispensable,
  • displeasing,
  • disproportionate,
  • disqualified,
  • dissatisfactory,
  • distort,
  • distressed,
  • down,
  • drained,
  • dry,
  • excess,
  • exiguous,
  • failing,
  • failure,
  • faint,
  • fall short of,
  • faulty,
  • feeble,
  • fine,
  • flawed,
  • flimsy,
  • frail,
  • fruitless,
  • futile,
  • gauche,
  • grudging,
  • half,
  • half-baked,
  • halfway,
  • hard up,
  • hardscrabble,
  • humble,
  • idle,
  • ill-sorted,
  • impaired,
  • impotent,
  • impoverish,
  • impoverished,
  • inadequacy,
  • inappreciable,
  • incapable,
  • incommensurable,
  • incommensurate,
  • incompetent,
  • inconsequential,
  • inconsiderable,
  • incorrect,
  • indigent,
  • ineffective,
  • ineffectual,
  • inefficacious,
  • inefficient,
  • inept,
  • inexpert,
  • infrequent,
  • injured,
  • inoperative,
  • insignificant,
  • insolvent,
  • insubstantial,
  • insufficiency,
  • inutile,
  • irregular,
  • lack,
  • lame,
  • leaky,
  • lean,
  • light,
  • limited,
  • low,
  • maladroit,
  • meagerly,
  • meagre,
  • mean,
  • measly,
  • mediocre,
  • middling,
  • minus,
  • minute,
  • miserable,
  • mismatched,
  • moderate,
  • modest,
  • moneyless,
  • namby-pamby,
  • necessitous,
  • needy,
  • neglect,
  • nugatory,
  • occasional,
  • odd,
  • off,
  • oppressed,
  • out of order,
  • paltry,
  • parsimonious,
  • pathetic,
  • peccant,
  • penniless,
  • perfect,
  • perfunctory,
  • petty,
  • piddling,
  • pitiful,
  • poverty-stricken,
  • puny,
  • qualified,
  • rare,
  • reduced,
  • redundant,
  • remote,
  • run dry,
  • sad,
  • scant,
  • scantily,
  • scrimpy,
  • second-rate,
  • seldom,
  • selfish,
  • shabby,
  • shoddy,
  • short-handed,
  • shy,
  • sketchy,
  • skew,
  • skewed,
  • skimp,
  • slender,
  • slight,
  • slim,
  • slummy,
  • small,
  • small-scale,
  • smallish,
  • so-so,
  • sorry,
  • spare,
  • sparing,
  • stale,
  • stillborn,
  • stint,
  • stinting,
  • straitened,
  • substandard,
  • subtle,
  • superfluous,
  • tainted,
  • tender,
  • thin,
  • tight,
  • tiny,
  • tolerable,
  • too little,
  • trifling,
  • trivial,
  • unable,
  • unavailing,
  • uncharitable,
  • uncompleted,
  • unconsummated,
  • unconvincing,
  • under,
  • underage,
  • undermanned,
  • underprivileged,
  • unequal,
  • unequal to,
  • uneven,
  • unfit,
  • unfruitful,
  • ungenerous,
  • ungratifying,
  • unimportant,
  • unprepared,
  • unpretentious,
  • unproductive,
  • unqualified,
  • unreached,
  • unsatisfied,
  • unsatisfying,
  • unskilled,
  • unskillful,
  • unsound,
  • unsubstantial,
  • unusual,
  • unworthy,
  • use,
  • useless,
  • vain,
  • wanting,
  • warped,
  • waste,
  • wasted,
  • weak,
  • wet,
  • wishy-washy,
  • worthless,
  • Deteriorated,
  • Dissatisfying,
  • Floundering,
  • Inservient,
  • Pauperized,
  • Picayunish,
  • at a premium,
  • Sprung,
  • Strapped,
  • ill-matched,
  • overstretched,
  • unfitted,
  • unfulfilling,
  • close-fisted,
  • out of,
  • out of it,
  • short of,
  • piddly,
  • half-assed,
  • tight-fisted,
  • gimpy,
  • unskilful,
  • talentless,
  • below par,
  • found wanting,
  • not enough,
  • in short supply,
  • not many,
  • scarcely any,
  • not good enough,
  • of no effect,
  • out of proportion,
  • hardly any,
  • come short of,
  • be insufficient,
  • below the mark,
  • no great shakes,
  • of no avail,
  • seldom met with,
  • too little too late,
  • unample,
  • non-functioning.

Antonyms for Insufficient:

• adj.

  • all
    sufficient.
  • defective
    excellent, faultless, flawless, perfect, unbroken.
  • deficient
    excessive, satisfactory, superfluous.
  • failing
    healthy, strong, thriving, well, rebounding, ok.
  • faulty
    accurate, correct, sound, working.
  • feeble
    able, effective, hardy, hearty, powerful, solid.
  • few
    many, much.
  • futile
    fruitful, hopeful, productive, profitable.
  • incapable
    capable, competent, qualified.
  • insufficient
    adequate, ample, enough, sufficient.
  • Other antonyms:
    abounding, abundant, adequate, ample, big, bounteous, bountiful, comfortable, considerable, copious, decent, enlarged, enough, expanded, generous, hefty, jumbo, king-size, large, largish, lavish, liberal, luxuriant, overflowing, oversize, plenteous, plentiful, rich, satisfactory, sizable, substantial, sufficient, super, teeming, tolerable.

• Other antonyms:

  • n. t.
    adequate, ample, commensurate, competent, enough, plentiful, qualified, sufficient.