Changeableness and Progressivity

Changeableness noun - The quality of being changeable; having a marked tendency to change.

Progressivity and changeableness are semantically related. In some cases you can replace term "Progressivity" with "Changeableness", this nouns are similar.

Progressivity noun - Advancement toward better conditions or policies or methods.

Changeableness and progressivity are semantically related. You can use "Changeableness" instead a noun "Progressivity".