impossible

adj 0.799

unachievable

adj 0.782

unwinnable

adj 0.749

unrealizable

adj 0.742

unfinishable

adj 0.721

unfixable

adj 0.719

infeasible

adj 0.716

unworkable

adj 0.711

unpayable

adj 0.710

unobtainable

adj 0.709

unrecoverable

adj 0.709

impracticable

adj 0.705

unattainable

adj 0.695

unamendable

adj 0.695

unfeasible

adj 0.694

insuperable

adj 0.693

insurmountable

adj 0.687

unbuildable

adj 0.685

incompossible

adj 0.683

unthinkable

adj 0.682

irremediable

adj 0.682

impassable

adj 0.680

irrevocable

adj 0.680

unpassable

adj 0.679

irreversible

adj 0.678

unplayable

adj 0.678

undefeatable

adj 0.677

irrecoverable

adj 0.675

out of the question

adj 0.675

unbeatable

adj 0.673

unrevisable

adj 0.673

unenforceable

adj 0.671

irremovable

adj 0.670

unmasterable

adj 0.669

unfulfillable

adj 0.669

irredeemable

adj 0.668

inoperable

adj 0.664

irreparable

adj 0.664

unchallengeable

adj 0.663

irretrievable

adj 0.663

uneatable

adj 0.662

unimprovable

adj 0.661

nonrecoverable

adj 0.661

imposable

adj 0.661

ineliminable

adj 0.658

unresolvable

adj 0.658

unable

adj 0.658

undeliverable

adj 0.656

unappealable

adj 0.655

insolvable

adj 0.655

unreachable

adj 0.654

impassible

adj 0.653

irresolvable

adj 0.652

unreformable

adj 0.651

unremovable

adj 0.650

unsalvageable

adj 0.649

irresoluble

adj 0.649

unhittable

adj 0.645

undevelopable

adj 0.645

impractical

adj 0.645

unmovable

adj 0.640

unadoptable

adj 0.640

uncheckable

adj 0.640

unstoppable

adj 0.639

inescapable

adj 0.639

undeterrable

adj 0.638

unchangeable

adj 0.637

unteachable

adj 0.636

unalterable

adj 0.636

unmatchable

adj 0.636

uncorrectable

adj 0.634

uncuttable

adj 0.633

unbridgeable

adj 0.632

unconquerable

adj 0.631

inviable

adj 0.631

unrepeatable

adj 0.631

nonnegotiable

adj 0.628

unpardonable

adj 0.628

untenable

adj 0.628

unforgivable

adj 0.627

indefeasible

adj 0.627

unsayable

adj 0.627

inimitable

adj 0.627

ineradicable

adj 0.626

nonenforceable

adj 0.624

inconceivable

adj 0.624

untameable

adj 0.623

unavoidable

adj 0.623

uncatchable

adj 0.623

irreclaimable

adj 0.623

unutterable

adj 0.622

indestructible

adj 0.622

undecidable

adj 0.621

irrebuttable

adj 0.621

imitable

adj 0.621

utterable

adj 0.620

incomputable

adj 0.619

indefensible

adj 0.619

irrigable

adj 0.618

incurable

adj 0.618