A spell checker is an essential tool for anyone writing or composing a document. But did you know that there are different synonyms you can use to refer to this useful tool? Some of the most common alternatives include a proofreader, editor, word processor, auto-correct, language tool, writing assistant, grammar checker, and electronic dictionary. Each of these tools differs slightly in its functionality, but all serve the same purpose of helping writers and editors detect and correct spelling mistakes in their work. Whether you prefer to use one of these alternatives or stick to the traditional spell checker, having such a tool at your disposal is essential for producing high-quality written content.