unyielding

Mane (Îngilîzî)

Not giving in; not bending; stubborn.

Hevwate

stubborn

obstinate

firm

strong

tough

unbending

indomitable

hard

inflexible

dogged

stiff

obdurate

undaunted

intractable

uncompromising

pertinacious

resolute

rigid

tenacious

determined

unflinching

dour

headstrong

solid

relentless

persistent

adamant

gritty

forceful

intransigent

unshakeable

thickheaded

strict

vigorous

steadfast

persevere

😣

permanent

persist

be steadfast

diligent

gawky

forward

churlish

flinty

definite

fixed

defiant

chewy

buckram

inelastic

Werger

inflexible

unnachgiebig

inflexible

tenaz

résolu

inflexível

ανένδοτος

Eigensinn

Trotz

ακλόνητος

unbiegsam

obstiné

risoluto

adamans

ferme

Etîmolojî (Îngilîzî)

From un- + yielding.