unthinkable

adj 0.750

implausible

adj 0.690

inconceivable

adj 0.690

unconceivable

adj 0.687

impossible

adj 0.653

improbable

adj 0.652

impractical

adj 0.640

unlikely

adj 0.636

unimaginable

adj 0.635

imaginable

adj 0.627

unfeasible

adj 0.626

conceivable

adj 0.622

unrealizable

adj 0.620

infeasible

adj 0.612

imponderable

adj 0.612

undoable

adj 0.611

impracticable

adj 0.609

unbelievable

adj 0.609

incomprehensible

adj 0.607

unpractical

adj 0.606

preposterous

adj 0.606

unthought

adj 0.604

illogical

adj 0.598

imaginary

adj 0.593

possible

adj 0.592

out of the question

adj 0.591

incomputable

adj 0.587

inexplicable

adj 0.586

utterable

adj 0.585

unworkable

adj 0.580

unfathomable

adj 0.579

illogic

adj 0.579

imagined

adj 0.579

tingible

adj 0.579

unachievable

adj 0.577

absurd

adj 0.577

intangible

adj 0.577

untenable

adj 0.576

unrealistic

adj 0.575

unsayable

adj 0.575

untellable

adj 0.575

unreasonable

adj 0.574

unconceived

adj 0.573

unsupportable

adj 0.569

unutterable

adj 0.568

hypothetical

adj 0.568

unforeseeable

adj 0.568

unable

adj 0.567

incompossible

adj 0.567

thetical

adj 0.566

unbuildable

adj 0.565

unguessable

adj 0.565

unreachable

adj 0.564

hypothetic

adj 0.563

unexpected

adj 0.561

undatable

adj 0.560

doubtable

adj 0.560

irrational

adj 0.559

questionable

adj 0.558

unspeakable

adj 0.558

unrealized

adj 0.557

unreal

adj 0.556

unpredicted

adj 0.555

unknowable

adj 0.555

nonrealistic

adj 0.554

unreadable

adj 0.554

uncheckable

adj 0.553

indefensible

adj 0.552

ridiculous

adj 0.551

ungraspable

adj 0.550

posable

adj 0.550

noncomputable

adj 0.550

ludicrous

adj 0.550

irrealis

adj 0.548

unproved

adj 0.547

inexpressible

adj 0.547

forgettable

adj 0.547

unintuitive

adj 0.547

unattainable

adj 0.546

speculative

adj 0.546

impassable

adj 0.545

refutable

adj 0.545

unresolvable

adj 0.545

imposable

adj 0.545

plausible

adj 0.544

agnostic

adj 0.544

theoretical

adj 0.544

inadvisable

adj 0.544

laughable

adj 0.544

unimplemented

adj 0.544

nonfactual

adj 0.543

undreamt

adj 0.543

unconceptualized

adj 0.543

nonintuitive

adj 0.542

unseeable

adj 0.542

suppositional

adj 0.542

invalid

adj 0.542

ponderable

adj 0.542

undefinable

adj 0.542

abstractable

adj 0.541