When The Wizard of Oz started filming, the Wicked Witch of West was not as menacing looking as she would be in the final film, with Margaret Hamilton wearing less makeup and a long bob wig. While Judy Garland's Dorothy wore a strawberry blonde wig and a lot of makeup to give her a "baby-doll" look:
Come to think of it...maybe its sophistication and useful knowledge is why no one else commented on this after being posted a full day ago...there's nobody to insult here.