NULLIFES is a legal term used in contract law. It refers to a clause that states that if one of the parties fails to fulfill their obligations, the other party is not obligated to fulfill theirs either. This clause is often used to protect both parties from potential losses due to the other's failure to fulfill their obligations. VOIDS is another legal term which means to make something legally invalid or void. In this context, it means that if one of the parties fails to fulfill their obligations, the contract is considered void and neither party is obligated to fulfill their obligations.