impudent

 
Pronunciation: /ˈɪmpjʊd(ə)nt/

adjective

  • not showing due respect for another person; impertinent: he could have strangled this impudent upstart

Derivatives

impudently

adverb

Origin:

late Middle English (in the sense 'immodest, indelicate'): from Latin impudent-, from in- 'not' + pudent- 'ashamed, modest' (from pudere 'be ashamed')