tenaciousness

noun 0.738

pertinacity

noun 0.735

tenacity

noun 0.728

stubbornness

noun 0.726

bullheadedness

noun 0.726

obstinacy

noun 0.703

pigheadedness

noun 0.700

hardheadedness

noun 0.692

steadfastness

noun 0.689

perseverance

noun 0.678

persistence

noun 0.671

stubborn

noun 0.662

obduracy

noun 0.659

indefatigability

noun 0.650

obstinance

noun 0.642

adamancy

noun 0.640

persistency

noun 0.635

staunchness

noun 0.634

hardihood

noun 0.626

assiduousness

noun 0.626

determination

noun 0.614

orneriness

noun 0.609

resoluteness

noun 0.597

persevering

noun 0.596

assiduity

noun 0.588

diligence

noun 0.587

grit

noun 0.586

toughness

noun 0.583

relentlessness

noun 0.582

sturdiness

noun 0.578

mulishness

noun 0.577

tenace

noun 0.575

gameness

noun 0.560

perveance

noun 0.558

fortitude

noun 0.557

single-mindedness

noun 0.557

dauntlessness

noun 0.557

indomitability

noun 0.556

adamant

noun 0.555

tirelessness

noun 0.554

arduousness

noun 0.553

fighting spirit

noun 0.552

pugnacity

noun 0.548

abidingness

noun 0.542

decidedness

noun 0.541

industriousness

noun 0.541

resolute

noun 0.540

feistiness

noun 0.538

ruggedness

noun 0.536

obstreperousness

noun 0.535

persisting

noun 0.534

rigorousness

noun 0.533

perseveration

noun 0.532

dogmatism

noun 0.531

insistence

noun 0.530

endurance

noun 0.530

hardhead

noun 0.530

drivenness

noun 0.529

firmness

noun 0.529

diehard

noun 0.525

contrariness

noun 0.525

courageousness

noun 0.525

spiritedness

noun 0.524

stalwart

noun 0.523

gumption

noun 0.522

derring-do

noun 0.522

recalcitrance

noun 0.520

hardness

noun 0.517

rigidity

noun 0.516

zealousness

noun 0.515

studiousness

noun 0.513

rigidness

noun 0.513

dudgeon

noun 0.511

devotedness

noun 0.511

hard head

noun 0.510

rigour

noun 0.508

trenchancy

noun 0.508

dedication

noun 0.508

stodginess

noun 0.508

audaciousness

noun 0.506

bulldog

noun 0.505

steadiness

noun 0.504

hounding

noun 0.503

dogmatic

noun 0.502

perdurance

noun 0.502

intractability

noun 0.502

consistency

noun 0.501

tediousness

noun 0.501

intestinal fortitude

noun 0.501