mutability

Mutability means the quality of being changeable. Caterpillars, on their way to becoming butterflies, display a great deal of mutability.

An easy way to remember mutability is to think about a word it sounds like, mutant. A mutant is someone who has been changed, irrevocably, so mutability is the ability to change. It's the mutability of the Internet that makes it so wonderful and confusing at the same time. You might tell your friend who was sweet and kind yesterday, but is mean and awful today, that you wish she didn't have such a tendency to mutability.

Definitions of mutability
  1. noun
    the quality of being capable of mutation
    synonyms: mutableness
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    Antonyms:
    fixity, immutability, immutableness
    the quality of being incapable of mutation
    types:
    alterability
    the quality of being alterable
    vicissitude
    mutability in life or nature (especially successive alternation from one condition to another)
    type of:
    changeability, changeableness
    the quality of being changeable; having a marked tendency to change
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