arrogance
Definitions
An exaggerated sense of one's own importance or abilities.
A feeling of superiority manifested in an overbearing or haughty manner.
Examples
His arrogance prevented him from admitting that he had made a mistake.
The politician's sheer arrogance alienated many of his former supporters.
Synonyms
haughtiness conceit hubris vanity presumption superciliousness pride
Antonyms
humility modesty humbleness meekness diffidence unpretentiousness