self-deception
🇺🇸
/ˌself dɪˈsepʃn/
🇬🇧
/ˌself dɪˈsepʃn/
Believing something that isn't true, even when you know it's not.
He was in denial about his failing health, a clear case of self-deception.
他否认自己的健康状况不佳,这是自欺欺人的明显例子。