The Oxford Thesaurus An A-Z Dictionary of Synonyms - quietly adv.

1) silently, soundlessly, noiselessly, inaudibly, in silence, softly: She tiptoed quietly out of the room. 2) in hushed tones, in whispers: In a corner of the room a young couple were quietly conversing. 3) peacefully, calmly, serenely, peaceably, meekly, mildly: When the police explained they only wanted him to help in their inquiries, he went with them quietly. 4) modestly, humbly, demurely, unpretentiously, unostentatiously, unobtrusively, unassumingly, sedately: The applicants sat quietly, waiting to be called in for the interview.