Progress! John McCain has made the taboo mainstream!
An experiment is what language means.
In my day there was one word we couldn't say. Over the years the woman's main orifice has been described in mainstream conversations and on TMZ! as:
Pussy Vagina Vah-jay-jay Cooter (which brings up confusion with the "Dukes of Hazzard" character) He-Haa-Waa-Waa Hootchie Love Muffin Da PB and J The Waxie Geronimo