Obfuscate: confuse
Vitiate: spoil
Speaking about "obfuscate", anyone who knows C (and I know who you are) may want to take a look at The International Obfuscated C Code Contest. Then again, I wouldn't write C code this way... unless it was for my linguistics prof. Still, doing that would vitiate my day as much as reading my linguistics textbook.
Now that you know, you can finish filling out the form or go back to my homepage for more sarcasm.
The blue color of this page is not an accident.