"Lippier" is a term used to describe someone who talks excessively or in a way that is overly smooth or flattering. Synonyms for "lippier" include "smooth-talker", "blarneyist", "slick-tongued", "silver-tongued", "glib", "suave", "unctuous", "honey-tongued", "fluent", "artful", "persuasive", "charming", "sycophantic", and "fawning". These words all describe individuals who are skilled at using language to manipulate others and gain advantage, often at the expense of honesty and integrity. It is important to be wary of those who exhibit these traits, as they may not have your best interests at heart.