Antonyms of adj repetitious
1 sense of repetitious                                                  
Sense 1
repetitive (vs. nonrepetitive), repetitious -- (characterized by repetition; "repetitive movement")
Similarity of adj repetitious
1 sense of repetitious                                                  
Sense 1
repetitive (vs. nonrepetitive), repetitious -- (characterized by repetition; "repetitive movement")
       => iterative, reiterative -- (marked by iteration)
