conceit; vanity; self-importance
An inflated sense of one's own ability or worth; often used in negative contexts to criticize overconfidence.
His conceit really gets on my nerves.
自惚れが強い人は、他人の意見を聞かない。
People with strong self-importance don't listen to others' opinions.
He's so conceited that he won't listen to others' opinions.
To succeed, you need to cast off your vanity and adopt a humble attitude toward learning.
Just a little praise was enough to make him fall into conceit.
Rarely used kanji form; reading おのぼれ is obsolete.