Proves to be false or erroneous; overthrows by argument or proof. Denies the accuracy or truth of.
to dispute some one else's argument, to prove they are wrong
commute
discredit, debate, cancel, dispute, oppose
I don't understand why you would want to "refute" someone's religion. If you don't believe in someone else's religion or views, that's completely fine. Just treat them with respect and go along your...