거짓이나 꾸밈이 없이 참되고 성실한 성질이나 상태.
The quality of being honest, true, and free from pretense or deceit.
예문:
"The sincerity in her voice convinced the jury that she was telling the truth."
"He questioned the sincerity of the company's apology after the environmental scandal."
"A handwritten letter often conveys more sincerity than a quick text message."