The antonyms for the word "requires" are "exempts," "excuses," "liberates," "releases," and "frees." These words all describe actions that negate the need for someone or something to perform a specific task or meet a specific obligation. For example, a person who is exempt from jury duty is excused from the obligation to serve. A student who has been liberated from a school requirement is released from the necessity of completing it. Similarly, a prisoner who is freed from jail is no longer required to serve their sentence. All of these antonyms describe ways in which an individual or entity is able to avoid a particular requirement or obligation.