Synonyms for Un-reliable:

• adj.

  •Pecksniffian (adjective)
  • pharisaic.
  •anecdotal (adjective)
  • unscientific,
  • based on hearsay,
  • unreliable.
  •changeable (adjective)
  • flighty,
  • agitated,
  • reversible,
  • shifting,
  • kaleidoscopic,
  • variant,
  • changeful,
  • versatile,
  • mercurial,
  • irregular,
  • volatile,
  • fluctuating,
  • movable,
  • unpredictable,
  • transformable,
  • unsteady,
  • spasmodic,
  • irresolute,
  • mobile,
  • convertible,
  • protean,
  • indecisive,
  • Permutable,
  • variable,
  • transitional,
  • restless,
  • commutative,
  • varying,
  • whimsical,
  • fitful,
  • unsettled,
  • mutable,
  • fluid,
  • impulsive,
  • revocable,
  • skittish,
  • vagrant.
  •deceptive (adjective)
  • bum,
  • foxy,
  • designing,
  • roguish,
  • seeming,
  • beguiling,
  • indirect,
  • Deluding,
  • slippery,
  • phony,
  • cunning,
  • disingenuous,
  • scheming,
  • Deceiving,
  • ambiguous,
  • catchy,
  • fishy,
  • off,
  • serpentine,
  • plausible,
  • rascal,
  • lying,
  • misleading,
  • fallacious,
  • oblique,
  • crafty,
  • Astucious,
  • insidious,
  • snide,
  • sly,
  • spurious,
  • wily,
  • subtle,
  • illusory,
  • fraudulent,
  • delusory,
  • Imposturous,
  • slick,
  • mock,
  • two-faced,
  • sneaky.
  •derelict (adjective)
  • regardless,
  • lax,
  • remiss,
  • delinquent,
  • Disregardful,
  • slack,
  • behindhand.
  •dubious (adjective)
  • skeptical,
  • reluctant,
  • unlikely,
  • undecided,
  • dubitable,
  • suspect,
  • touch and go,
  • untrusty,
  • unassured,
  • Mootable,
  • moot,
  • shady,
  • far-fetched,
  • chancy,
  • suspicious,
  • improbable,
  • disputable,
  • Trustless,
  • diffident,
  • debatable,
  • equivocal,
  • open,
  • unclear,
  • arguable,
  • perplexed,
  • iffy,
  • unconvinced,
  • problematic,
  • hesitant.
  •errant (adjective)
  • erratic,
  • aberrant,
  • erring,
  • drifting,
  • devious,
  • Misbehaving,
  • roving,
  • Roaming,
  • rambling,
  • unorthodox,
  • wayward,
  • miscreant,
  • Errable,
  • stray,
  • off straight and narrow,
  • heretic,
  • naughty,
  • meandering,
  • Deviating,
  • sinning,
  • mischievous,
  • wandering,
  • ranging,
  • straying,
  • offending.
  •erratic (adjective)
  • bizarre,
  • strange,
  • flaky,
  • eccentric,
  • changeable,
  • dicey,
  • idiosyncratic,
  • abnormal,
  • anomalous,
  • incalculable,
  • unusual,
  • directionless,
  • planetary,
  • nomadic,
  • inconsistent,
  • arbitrary,
  • weird,
  • undirected,
  • unnatural,
  • Vagarious,
  • desultory,
  • peculiar,
  • oddball,
  • Fluctuant.
  •faithless (adjective)
  • double-crossing,
  • two-timing,
  • perfidious,
  • doubting,
  • untruthful,
  • unconverted,
  • double-dealing,
  • dishonest,
  • unbelieving,
  • unloyal,
  • traitorous,
  • recreant,
  • cheating.
  •fallible (adjective)
  • imperfect,
  • in question,
  • heedless,
  • errant,
  • ignorant,
  • frail,
  • careless,
  • faulty,
  • liable,
  • mortal,
  • human.
  •faulty (adjective)
  • rank,
  • defective,
  • debased,
  • malfunctioning,
  • malformed,
  • leaky,
  • amiss,
  • out of order,
  • sick,
  • damaged,
  • imprecise,
  • broken,
  • unretentive,
  • maimed,
  • awry,
  • below par,
  • cracked,
  • injured,
  • lame,
  • warped,
  • lemon,
  • invalid,
  • botched,
  • inexact,
  • blamable,
  • marred,
  • inadequate,
  • adulterated,
  • insufficient,
  • flawed,
  • bad,
  • blemished,
  • incomplete,
  • tainted,
  • unfit,
  • impaired,
  • deficient,
  • wrong,
  • distorted.
  •fly-by-night (adjective)
  • brief,
  • impermanent,
  • fleeting,
  • unprofessional,
  • passing,
  • short-lived,
  • temporary,
  • slimy,
  • not to be relied upon,
  • not to be trusted,
  • momentary,
  • evanescent,
  • cowboy,
  • ephemeral,
  • here-today-gone-tomorrow.
  •hypocritical (adjective)
  • affected,
  • pharisaical,
  • double,
  • assuming,
  • unctuous,
  • insincere,
  • pietistic,
  • dissembling,
  • jivey,
  • Canting,
  • moralistic,
  • smooth-tongued,
  • bland,
  • smooth,
  • sanctimonious,
  • glib,
  • faithless,
  • smooth-spoken,
  • self-righteous,
  • artificial,
  • feigning,
  • caviling,
  • left-handed,
  • pious,
  • captious,
  • oily,
  • duplicitous.
  •inaccurate (adjective)
  • all wet,
  • doesn't wash,
  • wide,
  • discrepant,
  • in error,
  • out,
  • counterfactual,
  • incorrect,
  • way-off,
  • off base,
  • wild.
  •inconstant (adjective)
  • intermittent,
  • waffling,
  • flickering.
  •incorrect (adjective)
  • unfitting,
  • wide of the mark,
  • wrong number,
  • unsuitable,
  • not trustworthy,
  • unseemly,
  • inappropriate,
  • improper,
  • way off.
  •insecure (adjective)
  • hazardous,
  • perilous,
  • open to attack,
  • shaky,
  • rickety,
  • defenseless,
  • immature,
  • vulnerable,
  • unshielded,
  • unsafe,
  • insubstantial,
  • rocky,
  • loose,
  • unguarded,
  • unprotected,
  • rootless,
  • wobbly,
  • exposed.
  •irregular (adjective)
  • discontinuous,
  • aimless,
  • faltering,
  • disconnected,
  • casual,
  • up and down,
  • patchy,
  • weaving,
  • nonuniform,
  • unconsidered,
  • unmethodical,
  • indiscriminate,
  • unsystematic,
  • recurrent,
  • Designless,
  • fragmentary,
  • infrequent,
  • haphazard,
  • unpunctual,
  • purposeless,
  • hit-or-miss,
  • uneven,
  • occasional,
  • sporadic,
  • jerky.
  •irresponsible (adjective)
  • feckless,
  • thoughtless,
  • scatterbrained,
  • no-account,
  • ill-considered,
  • incautious,
  • uncareful,
  • harebrained,
  • rash,
  • immoral,
  • carefree,
  • giddy,
  • unaccountable,
  • devil-may-care,
  • shiftless,
  • unanswerable.
  •lying (adjective)
  • Prevaricating,
  • misrepresenting,
  • mendacious,
  • falsifying,
  • Inventing,
  • guileful,
  • dissimulating,
  • fibbing,
  • misstating,
  • committing perjury,
  • Equivocating.
  •mutable (adjective)
  • alterable.
  •perfidious (adjective)
  • snake in the grass,
  • betraying.
  •perjurious (adjective)
  • Perjured,
  • Forsworn.
  •pharisaic (adjective)
  • Pecksniffian.
  •precarious (adjective)
  • dangerous,
  • impugnable,
  • out on a limb,
  • rugged,
  • insecure,
  • borderline,
  • delicate,
  • hanging by a thread,
  • unhealthy,
  • touchy,
  • dynamite,
  • loaded,
  • hairy,
  • sensitive,
  • ticklish,
  • risky,
  • on thin ice,
  • contingent.
  •questionable (adjective)
  • enigmatic,
  • vague,
  • occult,
  • obscure,
  • hypothetical,
  • indeterminate,
  • oracular,
  • apocryphal,
  • controversial,
  • paradoxical,
  • open to question,
  • mysterious,
  • unproven,
  • provisional,
  • problematical,
  • cryptic,
  • under advisement,
  • Controvertible,
  • open to doubt,
  • under examination,
  • indefinite,
  • undefined,
  • unconfirmed,
  • hard to believe.
  •rocky (adjective)
  • ill,
  • sickly,
  • tottering,
  • dizzy,
  • staggering,
  • unwell.
  •shaky (adjective)
  • unsupported,
  • not dependable,
  • not reliable,
  • precarious.
  •skittish (adjective)
  • excitable,
  • restive,
  • frivolous,
  • fearful,
  • Alarmable,
  • volative,
  • combustible,
  • Agitable,
  • edgy,
  • playful,
  • excited,
  • lively,
  • peppy,
  • fidgety,
  • zippy,
  • lightheaded,
  • high-strung,
  • jumpy,
  • spirited.
  •sneaky (adjective)
  • cowardly,
  • secretive,
  • malicious,
  • low,
  • surreptitious,
  • stealthy,
  • unscrupulous,
  • contemptible,
  • sneaking,
  • yellow,
  • nasty,
  • mean,
  • base.
  •temperamental (adjective)
  • explosive,
  • petulant,
  • hotheaded,
  • froward,
  • hyper,
  • in bad mood,
  • cussed,
  • easily upset,
  • emotional,
  • passionate,
  • fiery,
  • neurotic,
  • ornery,
  • headstrong,
  • willful,
  • irritable,
  • hypersensitive,
  • impatient,
  • thin-skinned.
  •tottering (adjective)
  • tottery.
  •treacherous (adjective)
  • wicked,
  • Jeopardous,
  • treasonable,
  • ominous,
  • False-hearted,
  • Dissembled,
  • difficult,
  • alarming,
  • icy,
  • menacing.
  •uncertain (adjective)
  • unforeseeable,
  • unresolved,
  • speculative,
  • conjectural,
  • unfixed,
  • indistinct,
  • ambivalent,
  • hazy,
  • up in the air,
  • up for grabs,
  • undetermined.
  •undependable (adjective)
  • trick,
  • no bargain,
  • no-good.
  •unfaithful (adjective)
  • snaky,
  • foresworn,
  • of bad faith,
  • philandering,
  • moonlighting,
  • unchaste,
  • incontinent,
  • adulterine,
  • not true to.
  •unpredictable (adjective)
  • doubtful,
  • from left field,
  • random,
  • chance,
  • fluky.
  •unreliable (adjective)
  • erroneous,
  • implausible,
  • dubious,
  • false,
  • capricious,
  • underhand,
  • untrue,
  • vacillating,
  • uncertain,
  • disreputable,
  • hollow,
  • questionable,
  • undependable,
  • deceitful,
  • unfaithful,
  • unstable,
  • wavering,
  • fickle,
  • mistaken,
  • shifty,
  • deceptive,
  • treacherous,
  • fly-by-night,
  • makeshift,
  • pseudo,
  • fallible,
  • delusive,
  • sham,
  • unsure,
  • inaccurate,
  • underhanded,
  • meretricious,
  • weak,
  • fake,
  • untrustworthy,
  • unsound,
  • pretended,
  • inconstant,
  • tricky,
  • hallucinatory,
  • furtive,
  • unconvincing,
  • irresponsible,
  • specious.
  •unsafe (adjective)
  • threatening,
  • on a limb,
  • fearsome.
  •unsound (adjective)
  • decrepit,
  • unbacked,
  • fragile,
  • deranged,
  • in poor health,
  • not solid,
  • ailing,
  • unsubstantial,
  • crazed,
  • mad,
  • demented,
  • insane,
  • lunatic,
  • diseased,
  • unhinged,
  • infirm,
  • illogical,
  • incongruous,
  • unbalanced.
  •unsteady (adjective)
  • tippy,
  • wiggly,
  • Wabbly,
  • groggy,
  • Teetering,
  • quivery.
  •unsure (adjective)
  • unconfident,
  • mistrustful,
  • wimpy,
  • lacking,
  • in a quandary,
  • betwixt and between,
  • distrustful.
  •untrustworthy (adjective)
  • crooked,
  • disloyal,
  • sharp,
  • conniving,
  • fink,
  • fair-weather.
  •weak (adjective)
  • ineffectual,
  • weak-kneed,
  • tender,
  • soft,
  • nervous,
  • powerless,
  • faint-hearted,
  • nerveless,
  • spineless,
  • palsied,
  • frightened,
  • laid-back,
  • wishy-washy,
  • impotent,
  • timorous,
  • zero.

Antonyms for Un-reliable:

• adj.

  • anecdotal
    scientific.
  • changeable
    changeless, unchangeable, fixed, lasting, undeviating, unvarying, calm, steadfast.
  • deceptive
    real, open, sincere, genuine, valid, upright, aboveboard.
  • derelict
    caring, improved, populated, careful.
  • dubious
    doubtless, Undoubtful, positive, believable, unobscure, unambiguous, probable, trusty, likely, secure, Indubious, unquestionable, undoubted, determined.
  • errant
    righteous, normal.
  • erratic
    predictable, sensible, usual, regular, standard, reasonable, consistent, common, unchanging.
  • faithless
    loyal, believing.
  • fallible
    perfect, unerring, infallible.
  • faulty
    sufficient, unbroken, faultless, ample, sound, enough, adequate, complete, working, ok, flawless.
  • fly-by-night
    long, permanent, reputable, enduring.
  • hypocritical
    authentic, humble, just, actual.
  • inaccurate
    precise.
  • incorrect
    fitting, proper, suitable, appropriate.
  • insecure
    firm, guarded, safe, confident, protected, unshaky.
  • irregular
    conventional, methodical, even, flat, smooth, systematic, continuous, level.
  • irresponsible
    liable, accountable.
  • lying
    direct.
  • mutable
    invariable.
  • precarious
    healthy, settled, happy.
  • questionable
    indisputable, proven, incontrovertible.
  • rocky
    yielding, flexible.
  • shaky
    unwavering.
  • skittish
    composed, easy-going, unworried, collected, laid-back.
  • sneaky
    straight, straightforward, candid.
  • temperamental
    peaceful, pleased, tolerant, easygoing.
  • treacherous
    friendly, untreacherous, uncomplicated, easy, harmless.
  • uncertain
    foreseeable, resolved, decided.
  • unreliable
    stable, accurate, strong, correct, right, constant, truthful, forthright, dependable, clear, frank, true, sure, reliable, trustworthy, steady, certain, honest, responsible, definite, faithful.
  • unsound
    rational, sane, well, balanced.
  • weak
    loud, thick, fit, concentrated, potent, noisy, bold, able, brave, capable.