unyielding

[ uhn-yeel-ding ]

/ ʌnˈyil dɪŋ /

unable to bend or be penetrated under pressure; hard: trees so unyielding that they broke in the harsh north winds.

not apt to give way under pressure; inflexible; firm: her unyielding faith.

Origin of unyielding

un-¹ + yielding

un·yield·ing·ly, adverb un·yield·ing·ness, noun

"The Caryatid" is no more the erect figure that bears lightly or unyieldingly the heaviness of the marble.

Auguste Rodin |Rainer Maria Rilke
That his tastes, so far as music is concerned, were rigidly and unyieldingly classical, there is no room for doubt.

A Short History of English Music |Ernest Ford
The Little Doctor struggled to release herself from the arms which held her unyieldingly and tenderly.

Chip, of the Flying U |B. M. Bower
In spite of her usual good-nature she was unyieldingly stubborn.

Marjorie Dean |Pauline Lester

He had been severe, almost to cruelty, but he had been quite as unyieldingly austere in dealing with himself.

The White Sister |F. Marion Crawford

unyielding

/ (ʌnˈjiːldɪŋ) /

not compliant, submissive, or flexible his unyielding attitude

not pliable or soft a firm and unyielding surface