Dead beat is a slang term that describes someone who is lazy or unwilling to work. Some antonyms for this word include diligent, hardworking, and industrious. These words describe individuals who are motivated and committed to achieving their goals. Other antonyms for dead beat include productive, effective, and competent. These words describe people who are skilled and able to accomplish tasks efficiently. When looking for the opposite of a dead beat, consider words such as reliable, responsible, and purposeful. These words describe individuals who are dependable and focused on achieving results. Overall, antonyms for dead beat highlight the positive characteristics of hardworking, productive, and efficient individuals.