placidity, apathy, stoicism, noiselessness, hush, tranquillity, indifference, soundlessness, silence, impassibility, composure, sluggishness, lull, phlegm, peacefulness, unfeelingness, still, untroubledness, insensibility, lethargy, unconcern, quietude
mildness (part of speech: noun)
geniality, moderation, easiness, benevolence, liberalness, acceptance, gentleness, mildness, open-mindedness, insipidity, meekness, permissiveness, laxity, kindness, libertarianism, charity, latitude, lenience, tolerance, peaceableness, amiability, forbearance, benignity, liberality, moderateness, sweetness, cordiality, broad-mindedness, tenderness, softness, evenness, liberty, clemency
peace (part of speech: noun)
nonresistance, truce, quiescence, orderliness, rest, concord, accord, peace, friendliness, amity, placidness, calm, neutrality, armistice, repose, serenity, tranquility, cease-fire, quiet, order, nonaggression
motionlessness (part of speech: noun)
- I followed the by- road; and when I began to mount a hill there was a sudden and strange quietness, and a sense of isolation came over me, as though the joy and peace of my life had departed with the invisible throng. - "The Fairy-Faith in Celtic Countries", W. Y. Evans Wentz.
- He welcomed me, but so quietly that I, then a boy, took his quietness for coldness.... - "Reminiscences of Anton Chekhov", Maxim Gorky Alexander Kuprin I. A. Bunin.
- " Mamma was quite different from papa," they said to each other; and Lady Helena told them their mother did not like fashion and gayety, that she had been simply brought up, used always to quietness and solitude, so that in all probability she would never come to Earlescourt. - "Dora Thorne", Charlotte M. Braeme.