Definition for Inefficient:

• Not efficient.

Synonyms for Inefficient:

• adj.

  •feeble (adjective)
  • impotent,
  • insufficient,
  • poor,
  • tame,
  • effete,
  • helpless,
  • powerless.
  •helpless (adjective)
  • disabled,
  • shiftless.
  •incompetent (adjective)
  • bungling,
  • uninitiated,
  • amateurish,
  • amateur,
  • clumsy,
  • maladroit,
  • awkward,
  • inexperienced,
  • disqualified,
  • Floundering.
  •ineffective/ineffectual (adjective)
  • feckless,
  • inferior,
  • inoperative,
  • unsuccessful,
  • abortive,
  • bootless,
  • unprofitable.
  •inefficient (adjective)
  • prodigal,
  • slipshod,
  • unprepared,
  • disorganized,
  • extravagant,
  • improficient,
  • sloppy,
  • weak,
  • untrained,
  • unqualified,
  • improvident,
  • shooting blanks,
  • slovenly,
  • half-baked,
  • careless.
  •inept (adjective)
  • bumbling,
  • Unapt,
  • artless,
  • gauche.
  •inexpedient (adjective)
  • undesirable,
  • unsuitable,
  • unsatisfactory,
  • inconvenient,
  • delinquent,
  • disadvantageous,
  • mistimed,
  • untimely.
  •unable (adjective)
  • Impuissant.

• n.

  •
  • faulty.
  •
  • incapable,
  • unproductive.
  •
  • ability.
  •
  • affect.
  •inefficient (noun)
  • uneconomical,
  • wasteful.

• Other synonyms:

  •
  • muddled,
  • unworkmanlike,
  • defunct,
  • uninformative,
  • bum,
  • Overworked,
  • spent,
  • toothless,
  • outworn,
  • infertile,
  • muted,
  • defective.
  •
  • paralyzed,
  • unskilled,
  • lame,
  • unresponsive,
  • unskillful,
  • inoperable.
  •
  • inapt,
  • inactive,
  • temperamental.
  •
  • dead.

Paraphrases for Inefficient:

• Equivalence

  • Adjective
    ineffectual, ineffective.
  • Proper noun, singular
    ineffective.
  • Noun, singular or mass
    ineffective.

• Independent

  • Adjective
    inappropriate, efficiency, invalid, unworkable, useless, defective, fruitless, futile, effectiveness, flawed, bad, feeble, energy-efficient, incapable, vain.

• Other Related

  • Adjective
    incompetent, insufficient, inadequate, counterproductive, deficient, inept, wasteful, unprofitable, uneconomic, unsuccessful, cumbersome, toothless, unproductive, weak, cost-effective, unsatisfactory, unwieldy, dysfunctional.
  • Noun, singular or mass
    inefficiency.

Antonyms for Inefficient:

• adj.

  • all
    efficient.
  • feeble
    hearty, solid, powerful, healthy, effective, hardy, strong, sound.
  • helpless
    independent, skilled, enterprising, resourceful.
  • incompetent
    dexterous, proficient, skillful, experienced, adept.
  • ineffective/ineffectual
    effectual.
  • inefficient
    capable, expert, useful, competent, able.
  • inept
    adroit, fit.
  • lame
    satisfactory.
  • unable
    qualified, adequate, talented.
  • unfit
    ready, willing.
  • unprofessional
    professional.
  • Other antonyms:
    helpful, operant, profitable, worthwhile, beneficial, expedient, successful.

• Other antonyms:

  • n.
    thrifty.