Claim falsely is a term that is often used to describe the act of making an untrue statement with the intent of deceiving others. Antonyms for this term are words that describe the opposite action or intent. Some of these words include being truthful, honest, sincere, genuine, and authentic. By being truthful, one would be telling the truth, giving accurate information, and not deceiving others. Honesty is about being truthful in all situations, even when the truth may be difficult to accept. Sincerity refers to genuine and heartfelt honesty, while authenticity is about being true to oneself and not falsifying one's identity or experiences.