Paralinguistic refers to nonverbal communication that includes facial expressions, tone of voice, body language, and gestures. There are several synonyms for the word paralinguistic, including nonverbal communication, nonverbal cues, nonverbal behavior, and body language. These terms describe the use of nonverbal signals to convey meaning, emotion, or attitude during communication. Other synonyms might include gesturing, facial expressions, vocal inflection, and body movements. Understanding these cues is important in effective communication and may be particularly relevant in cross-cultural interactions where there may be differences in how these behaviors are interpreted and used.