Sets down is an idiomatic expression that means to write or record something, usually in a formal or official setting. The antonyms for sets down would be to erase, delete, omit, neglect, or forget. Erasing means to remove or wipe out any previous recording or writing, while deleting is similar to erasing, but it is specifically done on electronic devices or software. Omitting is intentionally leaving something out, while neglecting is not giving enough attention or importance to something. Lastly, forgetting is the act of not remembering or overlooking something that should have been written down. These antonyms for sets down serve as opposites and alternatives in expressing information or ideas.