abeyance, alternation, arrhythmia, beat, break, broken thread, brokenness, caesura, capriciousness, cease-fire, choppiness, coffee break, cyclicalness, day off, desultoriness, disconnectedness, disconnection, discontinuance, discontinuation, discontinuity, discontinuousness, discreteness, disjunction, downtime, drop, eccentricity, episode, erraticness, fibrillation, fitfulness, fits and starts, fluctuation, half-time intermission, half time, hesitation, holiday, incoherence, incompleteness, inconstancy, interim, interlude, intermezzo, intermission, intermittency, interregnum, interruption, interval, irregularity, jerkiness, lapse, layoff, letup, lull, meter, non sequitur, noncontinuance, nonlinearity, nonseriality, nonuniformity, off-time, oscillation, parenthesis, patchiness, pause, pendulum motion, periodicalness, periodicity, piston motion, plateau, point of repose, pulsation, quiet spell, reappearance, recess, recurrence, regular wave motion, relief, remission, reoccurrence, respite, rest, resting point, return, rhythm, roughness, seasonality, spasticity, sporadicity, sporadicness, spottiness, stagger, stand-down, stay, suspension, time off, time out, truce, uncertainty, undulation, unevenness, unmethodicalness, unpredictability, unsteadiness, unsystematicness, vacation, variability, whimsicality, wobble