Antonyms for the term "gaze open mouthed" could include "averted eyes," "closed lips," "focused attention," "neutral expression," or "indifferent glance." These antonyms suggest a lack of surprise, wonder, or awe, opting instead for a more detached, disinterested, or controlled response. While "gaze open mouthed" typically connotes a reaction to something unexpected, shocking, or thrilling, antonyms could convey a more pragmatic or rational approach to the situation. By choosing different words to describe a particular look or response, we can create distinct meanings and associations, emphasizing different aspects of a character or scene.