The phrase "laying it on" typically refers to exaggerating or overemphasizing something. Its antonyms, therefore, would be terms that connote understating or played down. Words like downplaying, minimizing, de-emphasizing or playing it cool would be antonyms for this term. Using antonyms for "laying it on" may be useful in situations where excessive emphasis could potentially cause harm or be perceived negatively. In contrast, understating a matter might be helpful in maintaining relationships or avoiding tension. Therefore, it is important to envision the appropriate setting before utilizing any of the antonyms for the term "laying it on.