Facial gestures are an essential element of nonverbal communication, and they can reveal a lot about a person's thoughts and feelings. If you're looking for other words to express it, there are many synonyms for facial gesture you could use, depending on the context and situation. Some alternatives include facial expression, countenance, visage, mien, aspect, and look. These words cover a wide range of meanings, from the general impression conveyed by a face to specific gestures like a smile or a frown. By using these synonyms, you can spice up your writing and make it more precise, vivid, and expressive.