1. the quality or state of being subject to change; inconstancy or variability

Examples

• The changeableness of the weather made it difficult to plan outdoor activities.
• Her changeableness in mood made it hard for her friends to know what to expect.
• The changeableness of fashion trends reflects evolving cultural values.
• Scientists study the changeableness of climate patterns over decades.
• The changeableness of his opinions frustrated those who wanted consistency from him.
• Spring is known for its changeableness, with warm days followed by cold nights.