[antidisestablishment]

rhythm
/ˈriT͟Həm/
noun: rhythm; plural noun: rhythms
a strong, regular, repeated pattern of movement or sound.

method
/ˈmeTHəd/
noun: method; plural noun: methods
a particular form of procedure for accomplishing or approaching something, especially a systematic or established one.

So rythym-method must be a particular form or procedure for accomplishing a strong, regular, repeated pattern of movement or sound. Or it could be a method to stop strong, regular, repeated patterns of movement or sounds such as bedsprings, or the pitter patter of baby footsteps.

[PraiseTheLord]

Are you son-of-GilesB ????????? hahahahahaha