Language is used for every walk of life and interest in communication. Verbal communication allows speaker and hearer to have same opportunity to exchange role in expressing something and allow them to use language functions. Speakers can use language to convey his emotion, feeling and intention, ask, command and challenge hearers to do something, explain phenomenon or state, or describe a term of the language. Those are just satisfying informative language function and they don't work to keep up social contact with others. This book, therefore, provides a unique language function in verbal communication, phatic communion. Its expression does not mean to express idea or exchange information merely, but it purposes to keep well social contact and make harmony between speaker and hearer. The analysis should help readers and professionals in using language or expression to their friends, families, colleagues, or bosses in proper way to maintain their relationship. Also, it should beespecially useful for doctors to have discussion before diagnosing patient, polices to investigate witnesses or criminals, and trainers, teachers or lecturers in instruction and classroom setting.