periodic 8 Associations

periodical cyclic (similar term) intermittent (similar term) oscillatory (similar term) oscillating (similar term) pulsed (similar term) aperiodic (antonym)

periodical 10 Associations

periodic cyclic (similar term) intermittent (similar term) oscillatory (similar term) oscillating (similar term) pulsed (similar term) aperiodic (antonym)

sporadic 8 Associations

fitful (similar term) spasmodic (similar term) intermittent (similar term) periodic (similar term) irregular (similar term) unpredictable (similar term) isolated (similar term)