The phrase "do away with" means to eliminate, remove, or get rid of something. There are several synonyms for this phrase that can be used depending on the context. Some of the synonyms for "do away with" are dispose of, eradicate, abolish, eliminate, extinguish, exterminate, annul, and cancel. Other synonyms include terminate, suppress, expunge, erase, demolish, and abolish. Each of these synonyms has a slightly different connotation, so it's important to choose the right one depending on the situation. Whether you need to do away with unwanted items, eliminate old habits, or abolish outdated laws, there's a synonym for "do away with" that can help you express your thoughts effectively.