Unchangeable is a synonym of inalterable.
As adjectives the difference between unchangeable and inalterable
is that unchangeable is not changeable; incapable of being changed or of changing; immutable while inalterable is unalterable; that cannot be altered.
As a noun unchangeable
is something that cannot be changed.
unchangeable
English
Adjective
(-)
Not changeable; incapable of being changed or of changing; immutable.
Noun
(
en noun)
Something that cannot be changed.
References
*
inalterable
English
Synonyms
* unalterable
* unchangeable
Antonyms
* alterable
Derived terms
* inalterably
* inalterableness
* inalterability