Main entry: class, classify, assort, separate, sort, sort out
Definition: arrange or order by classes or categories
Usage: How would you classify these pottery shards--are they prehistoric?
Main entry: classify, relegate
Definition: assign to a class or kind
Usage: How should algae be classified?; People argue about how to relegate certain mushrooms
Main entry: classify
Definition: declare unavailable, as for security reasons
Usage: Classify these documents