Antonyms for the word "re-attain" are words that have the opposite meaning of the term. Some of the commonly used antonyms for re-attain are lose, surrender, abandon, give up, forfeit, depart, relinquish, waive, desert, release and renounce. Re-attain refers to regaining or achieving something after losing it. Therefore, its antonyms refer to the act of abandoning or ceasing to possess something, indicating that it is lost permanently or intentionally given up. These antonyms can be used in various contexts such as sports, relationships, career, and personal goals where the opposite of re-attain's meaning is required.