Unyieldingness
The Century Dictionary and Cyclopedia
noun.
The character or state of being unyielding; obstinacy; firmness.
Wiktionary, Creative Commons Attribution/Share-Alike License
noun.
The state or condition of being
unyielding
.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
resoluteness by virtue of being unyielding and inflexible
Word Usage
"The weight of these demands coupled with continued Iranian unyieldingness should not be underestimated."
Hypernym
Words that are more generic or abstract
firmness
firmness of purpose
resoluteness
resolution
resolve