• happy, legitimate, valid, well, right, healthy, stable, well-grounded, true, logical, effectual, honest, legal, sound, worthwhile, reasoned, good, reasonable, worthy, strong, unexpired, ok, sensible, validated.

Synonyms for Invalid:

• adj.

  •absurd (adjective)
  • idiotic,
  • illogical,
  • crazy,
  • silly,
  • outlandish,
  • meaningless,
  • implausible,
  • bizarre,
  • anachronistic,
  • ludicrous,
  • foolish,
  • ridiculous,
  • impossible,
  • farcical,
  • preposterous,
  • inane,
  • nonsensical,
  • absurd,
  • stupid,
  • inconsistent,
  • eccentric,
  • contradictory,
  • paradoxical,
  • senseless,
  • incongruous.
  •bad (adjective)
  • displeasing,
  • irremediable,
  • poor,
  • detrimental,
  • unfavorable,
  • wrong,
  • defective,
  • baneful,
  • vile,
  • arrant,
  • inferior,
  • ill-suited,
  • wretched,
  • inadequate,
  • inadvisable,
  • unsatisfactory,
  • black,
  • unpleasant.
  •bedridden (adjective)
  • ill,
  • in firm.
  •defunct (adjective)
  • exanimate,
  • had it,
  • kaput,
  • Non-existent.
  •erroneous (adjective)
  • all wet,
  • flawed,
  • inexact,
  • wrong number,
  • way off,
  • all off.
  •false (adjective)
  • casuistic,
  • contrary to fact,
  • Misrepresentative,
  • untruthful,
  • mendacious,
  • cooked-up,
  • off the mark.
  •helpless (adjective)
  • unprotected,
  • helpless,
  • tapped out,
  • inefficient,
  • with hands tied,
  • impotent,
  • up creek without paddle,
  • basket-case.
  •Other relevant words: (adjective)
  • of unsound mind,
  • in a bad way,
  • defunct,
  • off one's rocker,
  • bedridden,
  • unreasoning,
  • ungrounded,
  • erroneous,
  • reasonless,
  • faulty,
  • unsanctioned,
  • unbacked,
  • unenforceable,
  • off-the-wall,
  • Qualmish,
  • malfunctioning,
  • laid-up,
  • forceless,
  • weak,
  • nugatory,
  • characterless,
  • self-contradictory,
  • full of hot air,
  • without basis,
  • unwell,
  • not viable,
  • hospitalized,
  • imprecise,
  • without foundation,
  • head-strong,
  • not so hot,
  • broken down,
  • sick as a dog,
  • illegitimate,
  • trumped up,
  • mad,
  • unretentive,
  • not following,
  • sick,
  • unratified,
  • off rocker,
  • irrational,
  • in poor health,
  • out of mind,
  • cockamamie.
  •sickly (adjective)
  • frail,
  • run-down,
  • laid low,
  • debilitated,
  • poorly,
  • out of action,
  • feeble,
  • down,
  • infirm,
  • ailing,
  • below par,
  • on the sick list,
  • peaked.
  •unhealthy (adjective)
  • in decline,
  • in ill health,
  • out of shape,
  • in a decline.
  •unwell (adjective)
  • not feeling well.
  •weak (adjective)
  • weakest.
  •worthless; unfounded (adjective)
  • untrue,
  • baseless,
  • Unreasoned,
  • unscientific,
  • not binding,
  • inoperative,
  • not working,
  • ill-founded.

• adv.

  •sickly (adverb)
  • unhealthy.

• n.

  •
  • disabled,
  • accessible,
  • Developmental Disability,
  • disablement,
  • Challenged,
  • dumb,
  • the blind,
  • ataxia,
  • disability.
  •
  • bed-blocker,
  • case,
  • diabetic,
  • depressive,
  • amnesiac,
  • the critical list,
  • agoraphobe,
  • anorexic,
  • consumptive,
  • asthmatic.
  •
  • unfounded,
  • apparently,
  • speculative,
  • seemingly,
  • alleged,
  • unsubstantiated,
  • supposed,
  • allegedly,
  • doubtful,
  • anecdotal.
  •
  • extraterritorial,
  • criminal,
  • enabling,
  • effective,
  • antitrust,
  • forensic,
  • extrajudicial,
  • civil,
  • criminally,
  • common-law.
  •fallacious (noun)
  • unreasonable,
  • indefensible,
  • null and void.
  •invalid (noun)
  • handicap,
  • null,
  • sophistic,
  • void,
  • incapacitate,
  • disable,
  • invalidated,
  • nullified,
  • false,
  • uncollectible,
  • fallacious,
  • bad,
  • unsound,
  • sophistical,
  • expired,
  • specious,
  • spurious.
  •Other relevant words: (noun)
  • inmate,
  • shut-in,
  • sufferers,
  • sick person,
  • outpatient,
  • patient,
  • Outpatients,
  • shut in,
  • Out-patient,
  • sufferer,
  • convalescents.
  •sick person (noun)
  • convalescent,
  • incurable.

• prep.

  •Other relevant words: (preposition)
  • up,
  • terminated,
  • out-dated.

• v.

  •social (verb)
  • invalid.

• Other synonyms:

  •
  • wreck.
  •Other relevant words (noun):
  • imperfect,
  • whim,
  • strike,
  • epileptic,
  • handicapped,
  • halt,
  • dyspeptic,
  • ineffectively,
  • Revoked,
  • fatuous,
  • enervate,
  • curve,
  • reduced,
  • in delicate condition,
  • fictitious,
  • unable to work,
  • dud,
  • non sequitur,
  • hopelessly,
  • crank,
  • incapacitated,
  • ineffective,
  • eunuch,
  • defenceless,
  • bootless,
  • groundless,
  • stay-at-home,
  • diseased,
  • of no avail,
  • feebly,
  • sickroom,
  • inaccurate,
  • cloistered monk,
  • disqualify,
  • inconsequent,
  • cripple,
  • blank cartridge,
  • annul,
  • unused,
  • outcast,
  • inadequately,
  • apoplectic,
  • counterfeit,
  • inauthentic,
  • nonrational,
  • mistaken,
  • isolationist,
  • ineffectual,
  • fallible,
  • hinder,
  • untoward,
  • leper,
  • hermit,
  • nonbinding,
  • enervated,
  • humor,
  • unfactual,
  • failing,
  • weaken,
  • inefficiently,
  • etiolated,
  • crook,
  • quadriplegic,
  • futilely,
  • Disabled Person,
  • timon of athens,
  • incorrect,
  • fruitlessly,
  • idle,
  • impair,
  • peaky,
  • paraplegic,
  • awry,
  • weakling,
  • inauspicious,
  • debilitate,
  • afflict,
  • sterile,
  • spastic,
  • exhausted,
  • pillar saint,
  • ineffectually,
  • caprice,
  • incompetently,
  • cachectic,
  • patience,
  • severely,
  • botched,
  • imaginary,
  • amiss,
  • uselessly,
  • peccant,
  • unconstitutional,
  • feckless,
  • ascetic,
  • nonvalid,
  • pale,
  • diseased person,
  • desperately,
  • analysand,
  • unauthentic,
  • off,
  • crotchet,
  • Nul,
  • pariah,
  • unsupported,
  • no effect,
  • pointless,
  • lazar,
  • misleading,
  • subdue,
  • shaky,
  • disarm,
  • insupportable,
  • attack,
  • valetudinarian,
  • Fatuitous,
  • inconclusive,
  • solitaire,
  • inpatient,
  • derange,
  • strike down,
  • hamper,
  • unsuccessfully,
  • solitudinarian,
  • morbid,
  • enfeeble,
  • bend,
  • vain,
  • futile,
  • seriously,
  • Absonous,
  • anchorite,
  • recluse,
  • naughtily,
  • Anchoress,
  • laid up,
  • unskillful,
  • out,
  • unchartered,
  • malevolent,
  • vagary,
  • victim,
  • Unphilosophical,
  • iii,
  • unjustifiable,
  • sinister,
  • Hermitess,
  • Pillarist,
  • hospitalize,
  • badly,
  • improper,
  • disenable,
  • inconsequential,
  • fail,
  • convict,
  • nonscientific,
  • useless,
  • without reason,
  • whimsy,
  • castrato,
  • dead letter,
  • voiceless,
  • inefficacious,
  • bungled,
  • reduce,
  • stylite,
  • moribund,
  • solitary,
  • confine,
  • homebody,
  • Languishing,
  • indispose,
  • sicken,
  • brisk,
  • notion,
  • unusable,
  • unsupportable,
  • leg,
  • sinful,
  • wicked,
  • wrongly,
  • despairingly,
  • unwarranted,
  • counterproductive,
  • indisposed,
  • unconvincing,
  • Annulled,
  • scoundrel,
  • evil,
  • obsolete,
  • disorder,
  • effete,
  • impulse,
  • Valetudinary,
  • in delicate health,
  • in poor condition,
  • in vain,
  • eremite,
  • invalidate,
  • unconnected,
  • unkind,
  • unauthorized,
  • non-standard,
  • no avail,
  • marabout,
  • faintly,
  • weakly,
  • unreal,
  • Healthless,
  • unproductively,
  • impaired,
  • weakened,
  • repudiated,
  • rheumatic,
  • dead,
  • barren,
  • affect,
  • not,
  • gelding,
  • loner,
  • irregular,
  • paralyze,
  • unconfirmed,
  • lame,
  • fad,
  • vainly,
  • arthritic,
  • bedridden invalid,
  • maim,
  • untenable,
  • unproved,
  • contrary to reason,
  • inapplicable,
  • Paralogical,
  • Repealed,
  • drained,
  • incompetent,
  • outmoded,
  • unavailing,
  • merely,
  • upset,
  • desert fathers,
  • inhabitant,
  • injure,
  • inexpedient,
  • just,
  • devitalize,
  • reduced in health,
  • awfully,
  • fruitless,
  • self-refuting,
  • sickly,
  • Foundationless,
  • whimsey,
  • loose,
  • empty,
  • vicious,
  • Absonant.