impracticality

noun 0.863

impossibility

noun 0.727

practicability

noun 0.723

unfeasibility

noun 0.699

infeasibility

noun 0.671

inapplicability

noun 0.640

implausibility

noun 0.638

practicality

noun 0.636

improbability

noun 0.632

inconceivability

noun 0.631

impossible

noun 0.621

unenforceability

noun 0.621

inexpediency

noun 0.621

unworkable

noun 0.616

undoable

noun 0.610

implacability

noun 0.608

inadvisability

noun 0.603

intractability

noun 0.591

impermissibility

noun 0.588

incapability

noun 0.578

impassibility

noun 0.575

inaccessibility

noun 0.572

unobtainable

noun 0.563

unavoidability

noun 0.559

unreasonableness

noun 0.559

inability

noun 0.559

inimitability

noun 0.556

unapproachability

noun 0.554

unlikelihood

noun 0.551

improvidence

noun 0.550

practical

noun 0.550

imprudence

noun 0.549

unlikeliness

noun 0.547

inconvenience

noun 0.547

unwieldiness

noun 0.546

unsuitableness

noun 0.546

unsolvability

noun 0.545

unavailability

noun 0.541

nonviability

noun 0.539

nonavailability

noun 0.539

unacceptability

noun 0.538

unattainable

noun 0.537

incomprehensibility

noun 0.537

nonfunctionality

noun 0.536

impenetrability

noun 0.535

incomparability

noun 0.533

incommensurability

noun 0.532

impermeability

noun 0.532

unprofitability

noun 0.531

practic

noun 0.531

technical difficulty

noun 0.531

irreconcilability

noun 0.530

intangibility

noun 0.530

inutility

noun 0.528

ungovernability

noun 0.528

impregnability

noun 0.528

incapacity

noun 0.526

futility

noun 0.526

unpredictability

noun 0.526

unsatisfiability

noun 0.525

incompatibility

noun 0.524

impropriety

noun 0.523

unresectability

noun 0.521

imperceptibility

noun 0.521

impreciseness

noun 0.519

inflexibility

noun 0.517

impeccability

noun 0.516

indispensability

noun 0.516

feasibility

noun 0.514

imperfection

noun 0.512

dysfunctionality

noun 0.511

ignorability

noun 0.511

undesirability

noun 0.508

inadmissibility

noun 0.508

inappropriateness

noun 0.507

practical effect

noun 0.506

nonperformance

noun 0.506

unsuitability

noun 0.506

inexorability

noun 0.505

mission impossible

noun 0.505

intolerability

noun 0.503

insolubility

noun 0.502

inaccessible

noun 0.502

inevitability

noun 0.502

ineffectiveness

noun 0.502

imperfectness

noun 0.501