self-deception

uncountable usually

The act of fooling oneself, of willfully not accepting the obvious.

Japanese Meaning

自分自身を騙す行為、すなわち自分にとって都合が悪い真実や明白な事実を故意に受け入れない心の働き。

Her persistent self-deception prevented her from seeing that the relationship was over.

彼女のしつこい自分を欺くことが、その関係が終わっていることを認めさせなかった。

Sense（1）

The act of fooling oneself, of willfully not accepting the obvious.

self-deceptions

（ plural ）