Definition for Unsure:

• lacking self- confidence; " stood in the doorway diffident and abashed"; " problems that call for bold not timid responses"; " a very unsure young man"

Synonyms for Unsure:

• adj.

  •changing (adjective)
  • vacillating.
  •conflicting (adjective)
  • ambivalent.
  •cowardly (adjective)
  • weak.
  •dangerous (adjective)
  • perilous.
  •disbelieving (adjective)
  • doubting,
  • skeptical,
  • Distrusting,
  • wary,
  • disbelieving,
  • cynical,
  • uncertain.
  •doubtful, insecure (adjective)
  • indeterminate,
  • unconvinced,
  • unclear,
  • unassured,
  • undependable,
  • hesitant,
  • unconfident,
  • lacking,
  • shaky,
  • open,
  • Fluctuant,
  • fly-by-night,
  • irresolute,
  • suspicious,
  • uncertain,
  • indecisive,
  • wavering,
  • rootless,
  • weak,
  • in a quandary,
  • mistrustful,
  • up for grabs,
  • unreliable,
  • untrusty,
  • undecided,
  • skeptical,
  • vacillating,
  • problematic,
  • wimpy,
  • betwixt and between,
  • distrustful,
  • wobbly,
  • unstable,
  • dubious,
  • untrustworthy,
  • iffy,
  • borderline.
  •ill at ease (adjective)
  • fidgety.
  •irresolute (adjective)
  • hesitant,
  • shy,
  • indecisive,
  • Flitting,
  • fly-by-night,
  • shrinking,
  • dillydallying,
  • undependable,
  • irresponsible,
  • unresolved,
  • double-minded,
  • capricious,
  • unwilling,
  • undecided,
  • inconsistent,
  • insipid,
  • tentative,
  • shifty,
  • spineless,
  • uncertain,
  • weak,
  • halfhearted,
  • vacillating,
  • watery,
  • fickle,
  • erratic,
  • yellow,
  • volatile,
  • impulsive,
  • irresolute,
  • changeable,
  • infirm,
  • Shilly-shally,
  • ambivalent.
  •on the fence (adjective)
  • betwixt and between.
  •problematical (adjective)
  • at issue.
  •self-conscious (adjective)
  • self-conscious.
  •shaky (adjective)
  • shaky,
  • wobbly,
  • rootless,
  • Fluctuant.
  •skeptical (adjective)
  • mistrustful.
  •tottery (adjective)
  • tottery.
  •uncertain (adjective)
  • controversial,
  • contestable,
  • wavering,
  • questionable,
  • insecure,
  • mysterious,
  • moot,
  • deniable,
  • changeable,
  • confused,
  • tentative,
  • vague,
  • debatable,
  • undecided,
  • arguable,
  • disputable,
  • uncertain,
  • unconvinced,
  • precarious,
  • intangible,
  • ambivalent.
  •unreliable (adjective)
  • shaky.
  •weak (adjective)
  • wimpy,
  • faint-hearted.
  •wobbly (adjective)
  • Teetering.

• n.

  •
  • sceptical,
  • bewildered,
  • questioning.
  •
  • borderline,
  • indeterminate,
  • unclear,
  • inconclusive,
  • ambiguous,
  • problematical,
  • equivocal,
  • dubitable,
  • problematic,
  • iffy,
  • chancy,
  • clouded.
  •
  • undetermined,
  • indefinite,
  • open.
  •
  • unsteady,
  • tottering,
  • wobbly,
  • unstable,
  • tottery,
  • strong,
  • shaky,
  • change.
  •unsure (noun)
  • doubtful,
  • diffident,
  • incertain,
  • hesitant,
  • unsafe,
  • unconfident,
  • dubious,
  • shy,
  • uncertain,
  • ambivalent,
  • timid,
  • insecure,
  • groping.

• Other synonyms:

  •
  • clouded,
  • dubitable,
  • questioning,
  • leery,
  • chancy,
  • bewildered,
  • undetermined.
  •
  • indeterminate,
  • problematical,
  • tottery,
  • tottering,
  • inconclusive,
  • iffy,
  • unclear.
  •
  • ambiguous,
  • unsteady,
  • problematic,
  • wobbly.
  •
  • borderline,
  • equivocal.
  •
  • shaky.
  •
  • unstable.
  •
  • open.
  •doubtful
  • doubtful,
  • hesitating.
  •vague
  • indefinite.
  •Other relevant words:
  • empty,
  • tottery,
  • problematic,
  • torn,
  • unposted,
  • impeach,
  • fidgety,
  • fearful,
  • fainthearted,
  • gauche,
  • difficult,
  • rocky,
  • polemical,
  • hairy,
  • worried,
  • dickey,
  • lacking,
  • inexperienced,
  • touchy,
  • frightening,
  • chance,
  • bewildered,
  • unripe,
  • change,
  • quaking,
  • self-conscious,
  • inane,
  • perilous,
  • ambiguous,
  • unsettled,
  • risky,
  • insubstantial,
  • nerve-wracking,
  • unsystematic,
  • susceptible,
  • hair-raising,
  • be uncertain,
  • Unapt,
  • inconstant,
  • unclear,
  • unbelieving,
  • innocent,
  • iffy,
  • untrusting,
  • undeterminable,
  • not certain,
  • pending,
  • Half-hearted,
  • embarrassed,
  • whimsical,
  • open,
  • nerve-racking,
  • aleatory,
  • strong,
  • fitful,
  • unprovable,
  • at issue,
  • disorientated,
  • mistrustful,
  • tremulous,
  • modest,
  • timid,
  • self-effacing,
  • clouded,
  • temporary,
  • casual,
  • hazy,
  • jumpy,
  • hairbreadth,
  • dodgy,
  • mind,
  • arbitrary,
  • at loose ends,
  • unconfident,
  • disoriented,
  • tricky,
  • unsound,
  • unanswered,
  • incalculable,
  • unsafe,
  • faithless,
  • faltering,
  • callow,
  • jittery,
  • incredulous,
  • cautious,
  • irregular,
  • borderline,
  • sporadic,
  • unascertainable,
  • occasional,
  • unacquainted,
  • ticklish,
  • serendipitous,
  • distressed,
  • unsteady,
  • in question,
  • untrusty,
  • delicate,
  • dubious,
  • Doubtable,
  • coy,
  • unhealthy,
  • conjectural,
  • naive,
  • unassured,
  • indefinite,
  • unfaithful,
  • haphazard,
  • dicey,
  • unenlightened,
  • know-nothing,
  • wishy-washy,
  • quivering,
  • fanciful,
  • frivolous,
  • disconcerted,
  • Trustless,
  • on the fence,
  • up for grabs,
  • chary,
  • uninitiated,
  • in a quandary,
  • polemic,
  • sensitive,
  • vacillate,
  • Fluctuant,
  • hazardous,
  • diffident,
  • on edge,
  • provisional,
  • in the balance,
  • flimsy,
  • in dispute,
  • wobbly,
  • anxious,
  • dangerous,
  • unconfirmed,
  • vacuous,
  • agnostic,
  • shaking,
  • giddy,
  • in a fog,
  • shilly-shallying,
  • random,
  • incertain,
  • wavering,
  • sceptical,
  • HINKY,
  • unaccountable,
  • suspect,
  • unforeseeable,
  • uncomfortable,
  • nescient,
  • Teetering,
  • betwixt and between,
  • empty-headed,
  • indeterminate,
  • shivering,
  • unsubstantial,
  • affected,
  • vulnerable,
  • disloyal,
  • inconclusive,
  • intangible,
  • shady,
  • Unsteadfast,
  • Unsolid,
  • questioning,
  • Unapprized,
  • apprehensive,
  • uncomprehending,
  • terrifying,
  • hesitating,
  • Unconversant,
  • ill,
  • afraid,
  • unilluminated,
  • unknowing,
  • mutable,
  • timorous,
  • up in the air,
  • not to be relied upon,
  • dubitable,
  • shaky,
  • equivocal,
  • awkward,
  • at sea,
  • raw,
  • suspicious,
  • unverifiable,
  • unnerved,
  • wimpy,
  • adrift,
  • distrustful,
  • Chancey,
  • unacquainted with,
  • variable,
  • changeful,
  • problematical,
  • out of it,
  • unsolved,
  • lost,
  • unsealed,
  • undetermined,
  • wobbling,
  • green,
  • vacillant,
  • doubtful,
  • critical,
  • Indemonstrable,
  • Vacillatory,
  • uninformed,
  • touch-and-go,
  • not to be trusted,
  • moody,
  • shifting,
  • mercurial,
  • rickety,
  • desultory,
  • snobbish,
  • retiring,
  • untrustworthy,
  • trembling,
  • reserved,
  • leery,
  • unpredictable,
  • faint-hearted,
  • unversed,
  • disturbed,
  • nervous,
  • shuddering,
  • polysemous,
  • faint,
  • unstable,
  • sheepish,
  • unpersuaded,
  • uneasy,
  • in doubt,
  • lacking confidence,
  • speculative,
  • hit-or-miss,
  • treacherous,
  • flighty,
  • palpitating,
  • troubled,
  • unspecified,
  • rootless,
  • open to question,
  • slippery,
  • tottering,
  • groping,
  • close,
  • simple,
  • edgy,
  • dumb,
  • discomfited,
  • quavering,
  • changing,
  • ignorant,
  • fishy,
  • chancy,
  • ill at ease,
  • unreliable,
  • unfamiliar,
  • obscure,
  • unintelligent.

Antonyms for Unsure:

• adj.

  • doubtful, insecure
    certain, trusty, Indubious, trustworthy, believing, unwavering, secure, determined, undoubted, sure, clear, definite.
  • Other antonyms:
    positive, decisive, sanguine, self-assured, convinced.