| alterability | (n) the quality of being alterable, Ant. unalterability |
| unalterability | (n) the quality of not being alterable, Ant. alterability |
| fixedness | (n) the quality of being fixed and unchangeable, Syn. unalterability, Example: the fixedness of his gaze upset her |
| Alterability | n. [ Cf. F. altérabilité. ] The quality of being alterable; alterableness. [ 1913 Webster ] |
| Inalterability | n. [ Cf. F. inaltérabilité. ] The quality of being unalterable or unchangeable; permanence. [ 1913 Webster ] |
| Unveränderlichkeit { f } | unalterability [Add to Longdo] |
| Veränderlichkeit { f } | alterability [Add to Longdo] |