[adjective] - (of people or remarks) rude and not respectful, esp. towards someone older or in a higher position than youI hope he didn't think me impertinent when I asked him about his private life.The minister has dismissed the journalist's comments as impertinent nonsense.
IMPERTINENT
Meaning of IMPERTINENT in English
Cambridge English vocab. Кембриджский английский словарь. 2012