inconceivable

adj 0.967

unthinkable

adj 0.804

unimaginable

adj 0.798

unconceived

adj 0.774

conceivable

adj 0.757

imaginable

adj 0.742

unbelievable

adj 0.733

unforeseeable

adj 0.694

implausible

adj 0.694

incomprehensible

adj 0.693

unfathomable

adj 0.690

thinkable

adj 0.687

unconscionable

adj 0.680

unfeasible

adj 0.680

impossible

adj 0.673

unrealizable

adj 0.673

unconceptualized

adj 0.666

improbable

adj 0.664

unseeable

adj 0.660

unspeakable

adj 0.655

infeasible

adj 0.652

unfathomed

adj 0.651

unthought

adj 0.650

unreal

adj 0.646

unrealistic

adj 0.645

unforeseen

adj 0.643

unreasonable

adj 0.640

unutterable

adj 0.640

unachievable

adj 0.638

incomputable

adj 0.637

ungraspable

adj 0.637

inexplicable

adj 0.635

inexpressible

adj 0.635

unsayable

adj 0.630

indescribable

adj 0.628

unknowable

adj 0.628

incredible

adj 0.624

unguessable

adj 0.623

undreamt

adj 0.622

unperceived

adj 0.621

unobtainable

adj 0.619

unconquerable

adj 0.619

impracticable

adj 0.617

unmeasurable

adj 0.616

undoable

adj 0.616

utterable

adj 0.615

impractical

adj 0.615

out of the question

adj 0.613

untellable

adj 0.613

unattainable

adj 0.609

unreachable

adj 0.609

unpractical

adj 0.608

undiscoverable

adj 0.608

uncontainable

adj 0.607

incredulous

adj 0.607

unheard

adj 0.605

imponderable

adj 0.604

unlikely

adj 0.603

incompossible

adj 0.601

unmasterable

adj 0.601

undefinable

adj 0.598

unseen

adj 0.597

immeasurable

adj 0.597

unrealized

adj 0.596

unsupportable

adj 0.596

unacceptable

adj 0.595

nonrealistic

adj 0.595

unrecognizable

adj 0.594

intolerable

adj 0.594

unbearable

adj 0.594

insupportable

adj 0.593

unquantifiable

adj 0.593

uncomprehending

adj 0.592

incomparable

adj 0.592

fantastical

adj 0.591

incalculable

adj 0.591

unmanageable

adj 0.589

unnameable

adj 0.588

preposterous

adj 0.587

unpredicted

adj 0.586

insuperable

adj 0.586

unpredictable

adj 0.586

unfulfillable

adj 0.586

unworkable

adj 0.585

unprecedented

adj 0.584

undetectable

adj 0.583

imagined

adj 0.583

inaccessible

adj 0.581

indefinable

adj 0.581

inscrutable

adj 0.580

unforgivable

adj 0.580

unimaginative

adj 0.579

unintuitive

adj 0.579

imaginary

adj 0.579

unbelieving

adj 0.579

uncontrollable

adj 0.578

inarticulable

adj 0.577

unintelligible

adj 0.577

unconformable

adj 0.577

absurd

adj 0.576