De-claim means to retract or take back a statement that has been made. Its antonyms include to assert, maintain, affirm, allege, and declare. Assert means to state with confidence or force, while maintain suggests the act of keeping and upholding a position or belief. Affirm implies a positive declaration of truth or validity, while allege means to state something without necessarily providing proof or evidence. Lastly, declare refers to an official statement made with authority or emphasis. By knowing the antonyms of de-claim, one can better understand how to communicate effectively and convey the intended message with clarity and precision.