I just earned a new privaledge I don't understand which could be like giving a gun to a second grader: "How do I propose or vote on tag synonyms?
Users with this privilege and a total answer score (total upvotes minus total downvotes) of 5 or more on the tag, can suggest tag synonyms. Users with a total answer score of 5 or more on the tag, can vote for tag synonyms. "