THESAURUS
quietly
aesthetically, artistically, becomingly, calmly, composedly, coolly, decently, decorously, demurely, dispassionately, elegantly, genteelly, gently, gracefully, humbly, impassively, imperturbably, in good taste, in silence, inaudibly, inexcitably, inirritably, levelheadedly, like a lamb, meekly, mildly, modestly, noiselessly, pacifically, peaceably, peacefully, placidly, properly, quiescently, sedately, seemly, serenely, silently, simply, smoothly, softly, soundlessly, steadily, still, stilly, stodgily, stoically, stolidly, stuffily, tamely, tastefully, tranquilly, unassumingly, unobtrusively, unostentatiously, unperturbedly, unpresumptuously, unpretendingly, unpretentiously, with taste, without ceremony
ROGET THESAURUS
quietly
Modesty
N
modesty, humility, diffidence, timidity, retiring disposition, unobtrusiveness, bashfulness, mauvaise honte, blush, blushing, verecundity, self-knowledge, reserve, constraint, demureness, blushing honors, modest, diffident, humble, timid, timorous, bashful, shy, nervous, skittish, coy, sheepish, shamefaced, blushing, overmodest, unpretending, unpretentious, unobtrusive, unassuming, unostentatious, unboastful, unaspiring, poor in spirit, out of countenance, reserved, constrained, demure, humbly,
quietly, privately, without ceremony, without beat of drum, sans fa, not stepping o'er the bounds of modesty, thy modesty's a candle to thy merit.