There are several synonyms for the word "un-quieter" that can be used to express a similar concept. One option is the word "disturbed," which suggests a disruption of peace or tranquility. Another possibility is "unsettled," which implies a sense of disquiet or restlessness. "Restless" is a term that conveys a similar sense of unease or agitation, while "turbulent" suggests a state of turmoil or upheaval. "Agitated" is another option that connotes a state of excitement or nervousness, while "ruffled" implies a degree of disturbance or disruption to the norm. These synonyms can be used interchangeably to add variety and nuance to one's writing.