Unchangeability
The Century Dictionary and Cyclopedia
noun.
The state or character of being unchangeable.
Wiktionary, Creative Commons Attribution/Share-Alike License
noun.
The property of being
unchangeable
noun.
The extent to which something is unchangeable
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
the quality of being unchangeable; having a marked tendency to remain unchanged
Word Usage
"No, this is not a paean to the "unchangeability" of national culture."
Hypernym
Words that are more generic or abstract
quality
Hyponym
Words that are more specific
absoluteness
constancy
fixedness
fixity
immutability