The noun impudence means the quality of being rude or impertinence.

Synonyms are audacity, insolence, rudeness, or sass.

The word origins from Latin (14th century) impudentia meaning “shamelessness”, abstract noun from impudens meaning “shameless”.

Her eyes flashed with anger at his impudence.

Restrain your impudence if you want to succeed in this field.

To move anything in that mansion would be a sign of impudence.