The antonyms for the word "more murmuring" include silence, calmness, stillness, and serenity. Silence refers to the absence of sound and noise, where no murmurs are heard. Calmness is the state of being peaceful and relaxed, where there is no room for murmuring or complaints. Stillness means an absence of movement or sound, where there is no sound of murmuring or any form of conversation. And serenity refers to a state of being calm and peaceful, where murmuring and other forms of noise are not present. These antonyms are ideal for situations where one wants to maintain quietness, peace, and calmness.