deny disavow discard disown eschew forgo forsake forswear give up quit recant relinquish repudiate spurn waive abdicate abjure abnegate arrogate decline defect desert disclaim dump rat resign tergiversate turn abstain from apostacize cast off demit divorce oneself from drop out leave flat leave off opt out sell out swear off take the pledge tergiverse throw off throw over toss over walk out on wash hands of