Sentence:  And you, now last in accusing us of these most odious crimes, whereof we be most innocent, ye and your brethern, I say, in teaching this your pestilent doctrine, and accusing us who <WSD>gainstand</WSD> your devilish errors, do plainely declare what ye have already intended, if God by his great power bridle not your furie. 
Meaning of the word marked with <WSD> tags:  To stand against; resist, oppose; withstand.