reject

Synonyms: burn cashier cast aside cast off cast out chuck decline deny despise disallow disbelieve discard discount discredit disdain dismiss eliminate exclude give thumbs down to jettison jilt kill nix not buy pass by pass on pass up put down rebuff refuse renounce repel reprobate repudiate repulse scoff scorn scout scrap second shed shoot down shun slough spurn throw away throw out turn down veto

Antonyms: accept allow approve choose ratify sanction