Rudeness, insolence (12)

I believe the answer is:

impertinence

This clue is a double definition.

'rudeness' is the first definition.
(I know that impertinence is a type of rudeness)

'insolence' is the second definition.
(synonyms)

(Other definitions for impertinence that I've seen before include "Rudeness" , "Lack of respect" , "Insolence" , "cheek or lip" , "Disrespectful behaviour" .)

I've seen this clue in The Mirror.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.