* The weather in the mountains is notoriously capricious, shifting from sunshine to snowstorms in a matter of hours. (This sentence emphasizes the unpredictable nature of the weather.)
* Her moods were capricious, making it hard to know how she would react to any given situation. (This sentence focuses on the unpredictable nature of someone's personality.)
* The stock market can be capricious, making it difficult for even seasoned investors to predict its movements. (This sentence highlights the unpredictable nature of a system or phenomenon.)
* The capricious whims of fate led her to stumble upon the hidden treasure. (This sentence emphasizes the random and unexpected nature of something happening.)
* His artistic style was known for its capricious use of color and form, often surprising and delighting viewers. (This sentence showcases the unpredictable and imaginative nature of creativity.)
Remember that "capricious" often implies a sense of unpredictability, whim, and potentially even fickleness.