The antonyms for "cautioning against" include encouraging, promoting, advocating for, endorsing, and supporting. These words suggest a sense of enthusiasm and positivity, rather than the cautious or negative connotation of cautioning against. For example, instead of cautioning against taking risks, you might encourage someone to pursue their dreams and take calculated risks. Similarly, instead of cautioning against an unhealthy choice, you might advocate for a healthier alternative. While caution has its place in life, sometimes a more positive and proactive approach can be just as effective in achieving our goals.