Antonyms for the phrase "coming on strong" include words such as gentle, soft-spoken, hesitant, meek, mild, and reserved. When someone is coming on strong, they are assertive and forceful in their actions and words. On the other hand, being gentle and soft-spoken entails having a calm and soothing tone. Hesitant and meek relate to a lack of confidence or being unsure of oneself. Mild and reserved are used to describe someone who is moderate in their actions and words. When communicating with others, it is important to recognize the opposite meaning of words and phrases to avoid misunderstandings and communicate effectively.