MeanOF

unchangeable

- adjective (adj)

Meaning: constant, steadfast

Synonyms: changeless continuing firm fixed immovable immutable inalterable inevitable inflexible invariable irreversible permanent resolute stable strong unalterable unmodifiable unmovable
Antonyms: changeable changing inconstant intermittent temporary

Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.