The term "shoots mouth" refers to someone who speaks impulsively without thinking before they express themselves. The word "shoots" itself denotes a sudden outburst, like firing a gun. Therefore, the antonyms for "shoots mouth" would be words that convey a more measured approach to communication. Some antonyms for "shoots mouth" could be terms like deliberates, thinks through, plans, or considers. Such qualities would suggest someone who is thoughtful and contemplative, taking their time to articulate their thoughts and choosing their words carefully before speaking out loud. By contrast, "shooting one's mouth" becomes a recipe for misunderstandings, misinterpretations and sometimes, hurt feelings.