infeasibility

noun 0.914

impracticality

noun 0.742

feasibility

noun 0.742

implausibility

noun 0.717

impossibility

noun 0.703

impracticability

noun 0.699

unworkable

noun 0.666

improbability

noun 0.656

inconceivability

noun 0.653

nonviability

noun 0.646

unenforceability

noun 0.646

unlikelihood

noun 0.646

unacceptability

noun 0.640

unreasonableness

noun 0.635

unlikeliness

noun 0.626

unsatisfiability

noun 0.623

unsuitableness

noun 0.616

undoable

noun 0.616

impossible

noun 0.613

nonfunctionality

noun 0.613

unsuitability

noun 0.610

inadvisability

noun 0.606

unsustainability

noun 0.601

unreality

noun 0.595

unprofitability

noun 0.595

inapplicability

noun 0.594

futility

noun 0.592

undesirability

noun 0.589

unfitness

noun 0.583

unaffordability

noun 0.583

unobtainable

noun 0.581

practicability

noun 0.577

inaccessibility

noun 0.575

inability

noun 0.573

incapability

noun 0.570

unreason

noun 0.567

unfruitfulness

noun 0.561

unattainable

noun 0.561

unavailability

noun 0.561

nonavailability

noun 0.561

unsolvability

noun 0.558

ineffectiveness

noun 0.557

incredibility

noun 0.557

impermissibility

noun 0.556

conceivability

noun 0.555

inutility

noun 0.555

inexpediency

noun 0.553

unreachable

noun 0.553

unreliability

noun 0.553

uselessness

noun 0.552

ungovernability

noun 0.550

fruitlessness

noun 0.550

irrealism

noun 0.549

inefficacy

noun 0.548

unapproachability

noun 0.547

unwieldiness

noun 0.545

illogicality

noun 0.545

dysfunctionality

noun 0.543

intractability

noun 0.534

implacability

noun 0.534

unsoundness

noun 0.533

unresectability

noun 0.533

inadmissibility

noun 0.532

unavoidability

noun 0.531

nonexistence

noun 0.531

unseaworthiness

noun 0.529

inimitability

noun 0.528

nonfulfillment

noun 0.528

counterfactuality

noun 0.528

fallibility

noun 0.527

unacceptable

noun 0.527

unwearable

noun 0.526

inefficiency

noun 0.526

feebleness

noun 0.526

incompatibility

noun 0.524

faultiness

noun 0.524

irrationality

noun 0.523

unfinishedness

noun 0.523

illegality

noun 0.522

unbelief

noun 0.521

inflexibility

noun 0.520

inexistence

noun 0.520

preposterousness

noun 0.519

falsifiability

noun 0.519

unknowability

noun 0.517

indefeasibility

noun 0.517

unlikely

noun 0.515

falsework

noun 0.514

indefinability

noun 0.512

ineligibility

noun 0.512

ignorability

noun 0.512

undeniability

noun 0.511

realizability

noun 0.511

insubstantiality

noun 0.511

infelicity

noun 0.511

questionability

noun 0.510

nonreal

noun 0.510

unproductiveness

noun 0.510

plausibility

noun 0.509

inauspiciousness

noun 0.509