Some examples of word usage: flightiness
1. Her flightiness was evident in the way she changed her mind constantly.
2. I couldn't rely on him because of his flightiness; he was never consistent.
3. Her flightiness made it difficult to have a serious conversation with her.
4. I was taken aback by his flightiness, as I had always thought of him as dependable.
5. Her flightiness was frustrating to deal with, as she never seemed to stick to a plan.
6. I found her flightiness endearing at first, but it soon became tiresome.
7. His flightiness was a hindrance to our project, as he was always changing his ideas.
8. I tried to overlook her flightiness, but it made it hard to trust her.
9. Despite his flightiness, he always managed to come through in the end.
10. I had to cut ties with her due to her flightiness; I needed someone more reliable in my life.