Peace and quiet is a phrase that denotes a state of tranquility and calmness. However, there are other synonyms that can be used to articulate that same meaning. For instance, serenity is a synonym for peace and quiet. It suggests a state of gentle and calm feelings, free of disturbance or noise. Another synonym is stillness which means the absence of any movement or sound. It denotes a quietness that is serene and peaceful. The word hush can also be used interchangeably with peace and quiet, implying a sense of soft silence and calmness. Lastly, the word repose is a synonym that refers to a state of rest that is quiet and peaceful, indicating a sense of deep tranquility and calmness.