unbreakableness
unb·rea·kab·leness
noun
1.
a consistency of something that does not break under pressure
Origin
From unbreakable + -ness.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.