The term 'bellringer' refers to someone who rings bells or a person who is extremely skilled at a particular task. The antonyms for this term include novice, amateur, unskilled, inept, and inexperienced. A novice is someone who is new to a particular activity and lacks experience. An amateur is someone who engages in a particular activity for pleasure rather than as a profession. An unskilled person lacks the necessary skills to perform a task effectively. An inept person lacks the ability to solve a problem or perform a task with competence. An inexperienced person lacks the practice and knowledge needed to carry out a particular task.