Redeem is a word that means to compensate or restore something that has been lost or damaged. The antonyms for this word are reject, abandon, betray, condemn, and relinquish. Reject refers to refusing something that is offered or presented. Abandon means to leave something behind or give up on a plan or project. Betray is to deceive or expose someone who trusted you. Condemn is to express strong disapproval or judgment on something. Relinquish means to give up ownership or control of something. These antonyms exhibit the opposite meaning of redeem, and they can be used to create a stronger emphasis on the connotation of the sentence.