The antonyms for the phrase "sticked with it" include giving up, quitting, abandoning, surrendering, and forsaking. These words suggest a lack of commitment or perseverance, indicating that one is willing to throw in the towel when faced with adversity or challenges. Conversely, people who stick with it are known for their tenacity, determination, and resilience in the face of obstacles. They possess an unwavering sense of purpose and willingness to work hard to achieve their goals, a trait that often leads to success and fulfillment. So, if you want to achieve your dreams, it pays to stick with it and not give up at the first sign of difficulty.