deride

deride    [dih-Rahyd]

verb.  to ridicule, to laugh in scorn or contempt, to mock

"Pacquiao derided the Nevada Athletic Commission's decision to prevent him from receiving an anti-inflammatory shot in his shoulder prior to the fight."
"He derided his student's attempt to solve the biggest problem in mathematics."
"This building, once derived by critics, is now a major tourist attraction."

http://www.vocabulary.com/dictionary/deride