allay • appease • at rest • calm • calm down • cloistered • compose • composed • cool • cradle • detached • dulcify • dull • dwindling • ease • ebbing • even-tenored • even out • gentle • halcyon • hush • hushed • impassive • isolated • lull • moderate • moldering • mollify • pacific • pacify • peaceable • peaceful • peacefulness • placid • pour balm into • quell • quiescent • quiet • quietude • reposeful • reposing • rest • restful • resting • restrained • rock • rock to sleep • secluded • sequestered • sequestrated • serene • sheltered • smooth • smooth down • smoothen • smooth over • soothe • stabilize • steady • still • still as death • stillish • stilly • Stoic • stolid • subdue • subdued • subsiding • tranquil • tranquilize • tranquillity • unagitated • undisturbed • unmoved • unperturbed • unruffled • unstirring • untroubled • waning • withdrawn