Synonyms of the word

unexpired

• adj. Not having expired.
• adj. Of food, still edible.
• adj. Of an agreement, coupon, or law, still in force.

valid

• adj. Well grounded or justifiable, pertinent.
• adj. Acceptable, proper or correct.
• adj. Related to the current topic, or presented within context, relevant.
• adj. (logic) Of a formula or system: such that it evaluates to true regardless of the input values.
• adj. (logic) Of an argument: whose conclusion is always true whenever its premises are true.