The antonyms for the word "unpracticed" include the words practiced, experienced, skilled, proficient, and knowledgeable. When someone is practiced in a particular field, it means that they have had enough experience to develop mastery in that area. They are no longer new to it, they are confident in their abilities, and can perform well. Being skilled or knowledgeable in a certain area usually requires consistent practice, training, and practical experience. Therefore, if you want to be an expert in a particular field, you need to practice and gain experience. Being unpracticed at something is not necessarily a bad thing, but it means that you need to spend more time and effort to become proficient in that field.