Scratch Out has several antonyms which include insert, write in, fill up, complete, and add. Insert means to put something in a place or a situation. Write in refers to adding text to an existing document, form, or list. Fill up is to add more content to something that is already partially full. Complete means to finish something entirely, like filling in the blanks of a form. Finally, Add means to include or put something extra into a list, document or record. These alternatives to Scratch Out are essential for a smooth and error-free process, whether it's filling out forms, writing articles, or editing documents.