mutability/ˌmjuːtəˈbɪlɪti/EtymologyFrom Middle English mutabilite, from Old French mutabilite, from Latin mutabilitas; equivalent to mutable + -ity.nounThe quality or state of being mutable.“He did indeed account somewhat unfairly for this sudden change; for besides some hard and unjust surmises concerning female fickleness and mutability, he began to suspect that he owed this want of civility to his want of horses […]”