The word "re-iterate" refers to the act of repeating something that has already been said or expressed. Its antonyms, on the other hand, are words that convey completely opposite meanings. The antonyms of re-iterate could be words like ignore, forget, neglect, overlook, abandon, forsake, and disavow. These words do not demand repetition and indicate a lack of interest, disregard or abandonment towards the topic at hand. It is essential to understand antonyms to understand the context and meaning of a sentence, and antonyms help to expand one's vocabulary and communication skills.