The antonyms for the word "not profoundly" could be extremely, deeply, thoroughly, intensely, profoundly, and significantly. These words suggest a strong sense of feelings or emotions, and they depict a much stronger impact than the term "not profoundly."
For instance, if we talk about a casual conversation, we might say that it was not profoundly interesting or engaging, which implies that it was just average. However, if we use words like intense, profoundly, or deeply, we can evoke a much stronger feeling.
In conclusion, the choice of words can significantly impact the message we convey. Antonyms for the phrase "not profoundly" such as deeply, intensely, and, profoundly provide a more vivid and impactful description of our sentiments or experiences.