at rest, calm, cloistered, cool, dwindling, ebbing, even-tenored, halcyon, hushed, impassive, isolated, moldering, pacific, peaceable, peaceful, placid, quiescent, quiet, reposeful, reposing, restful, resting, secluded, sequestered, sequestrated, sheltered, smooth, still, still as death, stillish, stilly, stoic, stolid, subsiding, tranquil, unagitated, unbothered, unexcited, unflustered, unimpassioned, unmoved, unperturbed, unplagued, unruffled, unstirred, unstirring, untormented, untroubled, unvexed, unworried, waning