Antonyms of adj nonrhythmic

1 sense of nonrhythmic

Sense 1
nonrhythmic -- (deliberately not rhythmic)

INDIRECT (VIA unrhythmical) -> rhythmical, rhythmic -- (recurring with measured regularity; "the rhythmic chiming of church bells"- John Galsworthy; "rhythmical prose")

Similarity of adj nonrhythmic

1 sense of nonrhythmic

Sense 1
nonrhythmic -- (deliberately not rhythmic)
       => unrhythmical (vs. rhythmical), unrhythmic -- (not rhythmic; irregular in beat or accent)