The word banterers refers to individuals who engage in friendly and humorous conversation or exchange of remarks. Antonyms for banterers would be those who are serious, unfriendly, and do not engage in playful banter. Words that can be used as antonyms for banterers include solemn, stern, grave, austere, and humorless. These individuals prefer more formal and somber conversation or communication and are not likely to participate in playful exchanges. Banterers are often known for their wit, humor, and ability to make people laugh, while individuals who are antonyms for banterers lack such qualities.