Calm, Cloistered, Collected, Composed, Cool, Dispassionate, Dour, Dwindling, Ebbing, Expected, Expecting, Firm, Fixed, Flinty, Grim, Hard, Hushed, Idle, Immobile, Immovable, Immutable, Impassive, Implacable, Indifferent, Inelastic, Inexorable, Inflexible, Intransigent, Iron, Irreconcilable, Isolated, Motionless, Pacific, Peaceable, Peaceful, Placid, Quiescent, Quiet, Relentless, Reposing, Restful, Resting, Rigid, Rigorous, Secluded, Sequestered, Sequestrated, Sheltered, Smooth, Static, Stationary, Steely, Stern, Stiff, Still, Stoic, Stoical, Stolid, Stony, Subsiding, Tranquil, Unaffected, Unalterable, Unawed, Unbending, Unchangeable, Uncompromising, Unconcerned, Undisturbed, Unemotional, Unemployed, Unfeeling, Unimpressed, Uninfluenced, Adamant, Aloof, Apathetic, Aweless, Uninspired, Unmoving, Unperturbed, Unrelenting, Unresponsive, Unruffled, Unstirred, Unsurprised, Unsympathetic, Untouched, Untroubled, Unyielding, Waning