Lipped refers to having a certain type of lip or a feature that resembles a lip. Some synonyms for lipped include mouthed, beaked, pouted, and puckered. Insipid, bland, or uninteresting can also be used in place of lipped to describe a dull, unexpressive manner or character. A few more synonyms for lipped include pursed, protruding, projecting, and bulging. However, it's essential to note that while these words are similar in meaning, they can sometimes imply varying degrees of emphasis or action with regard to the term "lipped." Always consider the context in which these synonyms are used to determine their precise meaning.