The word "dittoes" can be replaced with a few different synonyms depending on the context it's used in. For example, if you're referring to a duplicate or copy of something, you may choose to use the word "replica" or "copycat" instead. If you're using the word to show agreement, you could use "same here," "me too," or "likewise." Additionally, if you're using the word to show repetition, words such as "again," "repeatedly," or "frequently" may be a better fit. Whatever your intended meaning, there are plenty of synonyms available to help you convey your message effectively.