Synonyms and related words :
ague, arrhythmia, brokenness, bumpiness, capriciousness, chattering, choppiness, chorea, cold shivers, desultoriness, disconnectedness, discontinuity, eccentricity, erraticness, fibrillation, fitfulness, fluctuation, inconstancy, intermittence, irregularity, jactation, jactitation, jerkiness, joltiness, nonuniformity, palsy, patchiness, quaking, quavering, quivering, roughness, shakes, shaking, shivering, shivers, shuddering, spasms, spasticity, sporadicity, sporadicness, spottiness, stagger, succussion, trembling, tremulousness, uncertainty, unevenness, unmethodicalness, unpredictability, unsteadiness, unsystematicness, variability, vibration, whimsicality, wobble,