There are several synonyms for the phrase "deal destruction." One term that comes to mind is "negotiation breakdown," which refers to a situation where two parties are unable to come to an agreement. Another synonym for deal destruction is "contract cancellation," which is the termination of a previously agreed-upon contract. "Deal dissolution" is another term used to describe situations where a deal, agreement, or partnership falls apart due to various reasons such as misaligned expectations or lack of commitment. Lastly, "failure to close the deal" is a synonym for deal destruction, which highlights the inability of the parties to finalize an agreement or contract.