26 synonyms for repetitive such as clockwork, automatic, and boring. Repetitive is an adjective, and its antonyms are varied and interesting.
Automatic, boring, clockwork, dreary, humdrum, lacking variety, mechanical, mind-numbing, monotonous, mundane, recurrent, recurring, repeated, repetitious, routine, samey, soul-destroying, tedious, tiresome, unchanging, undiversified, uninteresting, unvaried, unvarying, and wearisome.