self-partiality

Noun

uncountable

That partiality by which people overrate their own worth when compared with others.

Japanese Meaning

自分自身を他者と比較して過大評価する傾向 / 自己偏重、または自分自身の価値を不当に高くみる態度

Her self-partiality became obvious when she dismissed every colleague's idea as inferior to her own.

彼女の他人と比べて自分の価値を過大評価する傾向は、同僚の意見をすべて自分のものより劣っていると退けたときに明らかになった。

Sense（1）

That partiality by which people overrate their own worth when compared with others.