imperturbability

noun 0.772

impassiveness

noun 0.647

unchangeableness

noun 0.626

sangfroid

noun 0.615

indefatigability

noun 0.608

calmness

noun 0.604

implacability

noun 0.603

impregnability

noun 0.603

level-headedness

noun 0.602

equanimity

noun 0.599

nonchalance

noun 0.596

unchangeability

noun 0.592

indomitability

noun 0.590

levelheadedness

noun 0.589

composure

noun 0.589

impassivity

noun 0.583

fearlessness

noun 0.581

impassibility

noun 0.580

aplomb

noun 0.580

dauntlessness

noun 0.579

steadfastness

noun 0.575

even keel

noun 0.571

steadiness

noun 0.566

infallibility

noun 0.565

invincibility

noun 0.560

unbreakable

noun 0.558

flippancy

noun 0.557

uneventfulness

noun 0.554

indestructibility

noun 0.554

placidity

noun 0.554

flawlessness

noun 0.550

unpredictability

noun 0.550

imperviousness

noun 0.549

inflexibility

noun 0.549

insusceptibility

noun 0.547

equability

noun 0.547

stolidity

noun 0.546

inexpressiveness

noun 0.546

stoicism

noun 0.544

coolness

noun 0.544

sure-footedness

noun 0.542

fortitude

noun 0.540

unapproachability

noun 0.540

carefreeness

noun 0.540

immovability

noun 0.540

dispassionateness

noun 0.540

invariability

noun 0.539

undefeatable

noun 0.538

stiff upper lip

noun 0.536

invulnerability

noun 0.535

stability

noun 0.535

calm

noun 0.534

immutability

noun 0.533

incompressibility

noun 0.532

irresolution

noun 0.532

insensibility

noun 0.526

tirelessness

noun 0.524

faultlessness

noun 0.524

relentlessness

noun 0.524

invincible

noun 0.523

inflammability

noun 0.523

inner peace

noun 0.522

chillness

noun 0.521

impeccability

noun 0.521

presence of mind

noun 0.520

intrepidity

noun 0.519

flatness

noun 0.517

impressibility

noun 0.516

staidness

noun 0.516

unassailable

noun 0.515

irresistibility

noun 0.514

resilience

noun 0.513

incorruptibility

noun 0.509

unsteadiness

noun 0.509

motionlessness

noun 0.508

unpretentiousness

noun 0.508

inexorability

noun 0.508

dependability

noun 0.507

resiliency

noun 0.506

intestinal fortitude

noun 0.505

cool hand

noun 0.504

staunchness

noun 0.504

incorrigibility

noun 0.503

discomposure

noun 0.502

peacefulness

noun 0.502

infallible

noun 0.501

poise

noun 0.501