Sentence:  If that Law did well to reduce from liberty to bondage for an ingratitude not the greatest, much more became it the Law of God to enact the restorement of a free born man from an <WSD>unpurpos'd</WSD>, and unworthy bondage to a rightfull liberty for the most unnatural fraud and ingratitude that can be committed against him. 
Meaning of the word marked with <WSD> tags:  Without purpose.