When you categorise something, you are essentially placing it into a specific group or class based on shared characteristics. Some synonyms for categorise include classify, sort, group, organize, arrange, and label. To differentiate between similar items, you may use subcategories or subgroups. You can also use tags or keywords to easily identify and search for items within a category. Categorising is useful in many industries, such as retail, education, and research. It allows for efficient organization and retrieval of information, resources, and products. By using synonyms for categorise, you can increase your vocabulary and better communicate your ideas and intentions.