Rhythmically synonyms

In life they are commonly rhythmically opened and shut by a wavy movement.

Cold shivers ran down his spine and his whole body pulsed rhythmically.

In a voice crackling with tension and rhythmically wringing his hands, he says, " Yes, I do.

Another choice would have been to make a phrase out of "purple and gold" but this doesn't rhythmically fall very strongly into the rest of the chant.

The primitive people groups of early American Indian sects expressed themselves rhythmically in such a variety of ways that one can safely say that if something mattered to the tribe, then there was a dance to go along with it.