Untroubledly is an adverb that describes the absence of worry, anxiety, or turmoil. Some common synonyms for untroubledly include peacefully, calmly, serenely, placidly, tranquilly, undisturbedly, and smoothly. Each of these words describes a state of mind or a situation that is free from agitation, commotion, or unrest. When you feel untroubledly, you are able to be at ease regardless of the circumstances or the environment around you. You can use any of these synonyms to convey a sense of peacefulness, calmness, or serenity, depending on the context in which you are using them.