capricious
🇺🇸
/kəˈprɪʃəs/
🇬🇧
/kəˈprɪʃəs/
adjective
R
acting or decided on a whim or impulse, unpredictable
The weather was capricious, changing from sunny to rainy in a matter of minutes.
R
subject to sudden unpredictable change
The stock market can be capricious, with prices fluctuating wildly.
translation
acting or decided on a whim or impulse, unpredictable; subject to sudden unpredictable change