There are several synonyms for the phrase "manner speaking" that can effectively be used to describe someone's way of communicating. Some examples include "delivery," which refers to the way in which someone speaks, and "expression," which pertains to the tone and inflection of the speaker's voice. Other options include "style," which describes the speaker's overall approach to communication, and "diction," which refers to their choice of words and language. Each of these synonyms can be utilized to provide a detailed and nuanced description of how someone speaks, helping to better convey their personality and communication style.