THESAURUS
		            
		            alternate, antispastic, beating, cadenced, cadent, circling, cyclic, dactylic, epochal, even, every other, iambic, in numbers, in rhythm, intermittent, isochronal, measured, metric, metronomic, oscillatory, palpitant, periodical, pitapat, prosodic, pulsatile, pulsating, pulsative, pulsatory, pulsing, pyrrhic, reciprocal, recurrent, recurring, regular, rhythmical, rotary, scanning, seasonal, serial, spondaic, staccato, steady, throbbing, trochaic, undulant, undulatory, wavelike, wheeling