Motionless
Motionless, without moving, stock-still, like a statue, as if rooted to the spot, stationary, at a standstill, lifeless, unmoving, without moving a muscle, immobile, as if turned to stone, unstirring, at rest, and inert.
Quiet
Quiet, hushed, noiseless, sound-free, tranquil, serene, wind-free, flat, smooth, pacific, glassy, unruffled, standing, silent, soundless, undisturbed, calm, peaceful, windless, halcyon, even, placid, waveless, like a millpond, stagnant, and stilly.
Quietness
Quietness, quietude, stillness, soundlessness, calmness, tranquillity, peacefulness, serenity, quiet, silence, hush, noiselessness, calm, peace, and peace and quiet.
Nevertheless
Nevertheless, in spite of that, notwithstanding, all the same, be that as it may, nonetheless, still and all, natheless, however, despite that, for all that, even so, having said that, but, withal, and howbeit.