Synonyms to complex variable

steady state, aplomb, balance, balanced personality, ceaselessness, consecutiveness, constancy, constant flow, continualness, continuity, continuousness, cool, endlessness, equilibrium, fastness, featurelessness, firmness, fullness, gaplessness, homeostasis, imperturbability, incessancy, invariability, jointlessness, manipulated variable, monotony, nerve, plenitude, process variable, reliability, rootedness, sang-froid, seamlessness, secureness, security, simple variable, smoothness, solidity, soundness, stability, stable equilibrium, stable state, steadfastness, steadiness, steady nerves, substantiality, successiveness, transient state, unbrokenness, undeflectability, undifferentiation, uniformity, unintermittedness, uninterruptedness, uninterruption, unrelievedness, unshakable nerves, unshakableness, variable