rhythm 
/ˈrɪðəm/ noun
plural rhythms /ˈrɪðəm/ noun 1 : a regular, repeated pattern of sounds or movements [count] ▪ The music has a fast/slow/steady rhythm. [=beat] ▪ African/Caribbean rhythms — often + of ▪ the rhythm of the poetry ▪ the rhythm of his breathing ▪ the rhythm of the tides [noncount] ▪ the composer's use of jazz rhythm ▪ He can't play/dance in rhythm. = He has no sense of rhythm. [=he cannot play/dance at the correct speed to stay with the rhythm of the music] 2 [count] : a regular, repeated pattern of events, changes, activities, etc.
▪ She enjoyed the rhythms of country life. ▪ Travel can disrupt your body's daily/biological/circadian rhythm.
▪ She enjoyed the rhythms of country life. ▪ Travel can disrupt your body's daily/biological/circadian rhythm.
