A "rules lawyer" is someone who strictly adheres to the letter of the law or rulebook, often disregarding the spirit of the law or the intent of the game. Other synonyms for this type of person include a "stickler," "pedant," "legalist," or "perfectionist." They may also be described as a "nitpicker," "enforcer," or "taskmaster." Additionally, they may be referred to as a "rigid adherent," "rote follower," or "stick-in-the-mud." These individuals can be seen as difficult to work with, as they often value being right over cooperation and creativity. These synonyms can be used to more accurately describe the various nuances of a "rules lawyer's" behavior.