Adept is a word that means highly skilled or proficient at something. While adept is a powerful word, there are several synonyms that can be used in its place to change the tone of the sentence. Proficient, skilled, competent, expert, masterful, and talented are all perfect synonyms for adept. These words give the same sense of expertise, but they may convey a different level of mastery. One may use proficient when they want to describe someone who has sufficient skills in a particular area, while the word masterful indicates mastery attained through repeated practice or experience. Regardless of which synonym is used, the word adept is always a promising sign of developed abilities.