Discretionary refers to something that is subject to one's own discretion or choice. Synonyms for discretionary include optional, voluntary, elective, discretionary, open-ended, flexible, non-mandatory, non-compulsory, and at one's own discretion. These word choices emphasize the freedom of choice and emphasize the lack of obligation or compulsion. These synonyms can be used in various contexts such as discretionary spending, discretionary income, discretionary powers, or discretionary time. In business, discretionary spending refers to expenditures made on non-essential items, while in legal contexts, discretionary powers refer to the decision-making authority of judges or other officials. Ultimately, these synonyms for discretionary highlight the importance of the individual's ability to choose for themselves.