As a noun immutableness
is the state of being immutable; unchangeableness.
As an adjective unalterable is
incapable of changing or being altered.
immutableness
English
Noun
(-)
The state of being immutable; unchangeableness.
References
*
unalterable
English
Adjective
(
en adjective)
incapable of changing or being altered
irrevocable or irreversible
Synonyms
* inalterable
Antonyms
* alterable
Derived terms
* unalterably
Anagrams
*