When it comes to describing how something or someone has been placed in an order or list, there are several synonyms for the phrase "ranked on". These include phrases such as "classified under", "positioned in", "grouped according to", "assigned a position in", "arranged by order of", "categorized based on", and "graded according to". All of these alternatives are useful in conveying the idea of assigning a position or score to something in a structured way. Whether one is talking about popularity, achievement, or some other standard of measurement, there is always an appropriate synonym available to provide greater clarity and variety in one's writing.