unrelenting

adj 0.783

unbending

adj 0.758

unwavering

adj 0.743

inflexible

adj 0.734

inexorable

adj 0.728

unflinching

adj 0.728

unswerving

adj 0.727

uncompromising

adj 0.727

obdurate

adj 0.717

unremitting

adj 0.701

obstinate

adj 0.701

intransigent

adj 0.695

unforgiving

adj 0.691

implacable

adj 0.686

stubborn

adj 0.681

hardheaded

adj 0.679

unmovable

adj 0.678

relentless

adj 0.677

rigid

adj 0.675

untractable

adj 0.673

unbowed

adj 0.671

steadfast

adj 0.671

recalcitrant

adj 0.659

immovable

adj 0.657

unmoving

adj 0.656

indomitable

adj 0.656

unshakable

adj 0.656

unfaltering

adj 0.653

undeviating

adj 0.650

adamantine

adj 0.648

intractable

adj 0.646

unmoveable

adj 0.643

hard-set

adj 0.639

unconquerable

adj 0.639

unwilling

adj 0.634

unamenable

adj 0.631

refractory

adj 0.631

bullheaded

adj 0.627

unwearied

adj 0.627

headstrong

adj 0.626

unswayed

adj 0.626

resistless

adj 0.626

adamant

adj 0.626

inelastic

adj 0.625

untiring

adj 0.623

tenacious

adj 0.623

unmoved

adj 0.622

unhardened

adj 0.620

indefatigable

adj 0.619

hardhearted

adj 0.617

resistant

adj 0.616

unbreakable

adj 0.614

pertinacious

adj 0.614

undeterred

adj 0.613

stiff

adj 0.613

uncooperative

adj 0.612

staunch

adj 0.611

unsusceptible

adj 0.611

iron-hearted

adj 0.610

unreformable

adj 0.610

nonelastic

adj 0.605

unaccommodating

adj 0.604

unsparing

adj 0.604

ungovernable

adj 0.602

unchangeable

adj 0.601

resolute

adj 0.599

stubborn as a mule

adj 0.599

unfailing

adj 0.598

irresoluble

adj 0.598

nondeformable

adj 0.598

unstoppable

adj 0.598

unpitying

adj 0.597

undeterrable

adj 0.597

impervious

adj 0.596

hard-nosed

adj 0.594

unappeasable

adj 0.594

hard-and-fast

adj 0.592

yielding

adj 0.592

unflagging

adj 0.592

unreconcilable

adj 0.591

unquenchable

adj 0.590

unresponsive

adj 0.590

undying

adj 0.590

incompressible

adj 0.590

unassuageable

adj 0.590

unalterable

adj 0.589

undefeatable

adj 0.588

unreturned

adj 0.588

hidebound

adj 0.588

obstreperous

adj 0.587

strong-willed

adj 0.586

irresolvable

adj 0.585

unrepentant

adj 0.585

unblinking

adj 0.584

nonresistant

adj 0.584

unmerciful

adj 0.583

mulish

adj 0.583

unvarying

adj 0.581

stalwart

adj 0.581

nonnegotiable

adj 0.580