Impertinent behaviour (10)
I believe the answer is:
effrontery
(Other definitions for effrontery that I've seen before include "Audacity" , "Impudence" , "lots of cheek!" , "Impertinence" , "Brass" .)
I believe the answer is:
effrontery
(Other definitions for effrontery that I've seen before include "Audacity" , "Impudence" , "lots of cheek!" , "Impertinence" , "Brass" .)