3 adjectives to describe varying

Without this "passionately persistent repetition," and without also the constant varying of apparently useless activities, the organism, says Professor Royce, "would remain the prey of the environment.

"This melody, however, or so frequent varying of the sound of each word, is a proof of nothing, but of the fine ear of that people.

" "The variety of images in this passage is infinitely pleasing, and the recapitulation of each particular image, with a little varying of the expression, makes one of the finest turns of words that I have ever seen; which I rather mention, because Mr. Dryden has said, in his Preface to Juvenal, that he could meet with no turn of words in Milton.

3 adjectives to describe  varying