A person who is knowledgeable is someone who has a lot of knowledge. There are many synonyms for knowledgeable, such as informed, wise, learned, expert, erudite, scholarly, intelligent, and well-educated. These synonyms have varying degrees of specialization, but closely associated with the word "knowledgable." Informed and wise are relatively general, while expert and erudite connote deep expertise in a particular area. A scholarly person is one who is educated in a particular field of study, and well-educated suggests a more general level of education. Overall, there are many words that can be used interchangeably for "knowledgable," depending on the context of the discussion.