Deny
Part of speech: verb
Definition: To not allow. To assert that something is not true.
Example sentence: We all have cultural bias, racial bias. One of the difficult things around this subject matter is to deny that we have places we go to subconsciously, and unless you consciously decide that that's wrong and you've got to do something about it, especially if you're in a position of power, it won't change.
Refuse
Part of speech: adjective
Definition: Discarded, rejected.
Part of speech: noun
Definition: Collectively, items or material that have been discarded; rubbish, garbage.
Part of speech: verb
Definition: To decline (a request or demand).To decline a request or demand; to withhold permission.
Example sentence: The argument that gay marriage doesn't affect straight marriages is a ridiculous red herring: Gay marriage affects society and law in dramatic ways. Religious groups will come under direct assault as federal and state governments move to strip them of their non-profit statuses if they refuse to perform gay marriages.