Back during "the talk" in school, I distinctively recall our teacher reminding us why we all needed to know the technical terms for our most intimate of parts. That way, we wouldn't have to resort to using vulgarity or slang in attempt to describe any and all ailments to the doctor. When it comes to beauty, knowing the technical term can help you score big points in Trivial Pursuit, but you probably won't shrink from embarrassment if you don't use the proper lingo for the different classifications of acne at the derm's office. Let's see what you know when it comes to these beauty-related words.