capriciousness
🇺🇸
/kəˈprɪʃəsnəs/
🇬🇧
/kəˈprɪʃəsnəs/
Being unpredictable and changing one's mind often without a clear reason
Her capriciousness made it hard to plan anything with her.
她的反覆無常讓和她計劃任何事情都變得困難。