variability, volatility, variations, seasonality, vagaries, uncertainties, perturbations, viii, downturns, vii, changes, xii, spikes, swings, reversals, gyrations, increases, decrease, interruptions, xxvii, iii, xxi, adjustments, factors, deteriorations, unpredictability, arbitrages, disruption, xvi, decline, nonoccurrence, stochasticity, photoperiod, xix, cycles, xvii, oscillations, risks, distortions, xxxii, xviii, xxii, xiii, instabilities, derivative instrument, equilibrating, xxvi, inconvertibility, trends, vicissitudes, surges, pressures, xxiii, cire, xxv, turbulence, impacts, deviations, differentials, blips, xiv, irruptions, shocks, shifts, dislocations, oxyhemoglobin, xxviii, reductions, slowdown, lability, weakness, cyclicity, hedging, deline, kurtosis, imprecision, fluxes, divergence, variances, dependence, xxxiii, softness, skewness, invariant, inelasticity, variable interest rate, prepayments, falloff, periodicities, substitutability, differences, antineutrino, movements, rhythmicity, upheavals, filings, commodity, disallowance, raw materials, markets, slippage, exchange, fluctuation, declines, rainfalls, variation, decreases, oscillation

., ballast, ballast resistor, barretter, brainwave, brain wave, business cycle, cortical potential, daily variation, diurnal variation, fluctuation, inappreciable, jitter, lightning arrester, monetarist, plethysmograph, seasonal adjustment, spike arrester, spike suppressor, surge protector, surge suppressor, trade cycle, triode, wavering