There are several synonyms for the word "rhythms". One of the most common is "beats", which generally refers to the regular recurrence of sound or movement. Another synonym is "cadence", which implies a measure or rhythmical flow. Similarly, "pulses" can also be used to describe rhythmic patterns. "Tempos" is another synonym for "rhythms" which refers to the pace or speed of a musical piece. Other synonyms for "rhythms" include "patterns", "flows", "movements", and "cycles". Overall, these synonyms all convey the idea of regular patterns of sound or movement and can be used interchangeably in many contexts.