Synonyms to calm disposition

sang-froid, Buddha-like composure, Oriental calm, aloofness, aplomb, ataraxy, balance, balanced personality, calm of mind, calmness, composure, constancy, cool, coolheadedness, coolness, coolth, countenance, courage, easy mind, equanimity, equilibrium, fastness, firmness, homeostasis, icy calm, imperturbability, imperturbation, indifference, indisturbance, invariability, mental composure, nerve, peace of mind, peacefulness, philosophic composure, philosophicalness, philosophy, phlegm, placidity, poise, quiet, quiet mind, quietude, reliability, rootedness, secureness, security, self-containment, self-control, self-possession, serenity, solidity, soothingness, soundness, stability, stable equilibrium, stable state, steadfastness, steadiness, steady nerves, steady state, substantiality, tranquillity, unconcern, undeflectability, uniformity, unruffledness, unshakable nerves, unshakableness, abnegation, abstinence, ataraxia, awelessness, calm, conservatism, constraint,