Not showing proper respect; rude

उचित सम्मान नहीं दिखाना; बेतुका

English Usage: The student's impertinent behavior led to a warning from the teacher.

Hindi Usage: छात्र के बेतुके व्यवहार के कारण शिक्षक ने उसे चेतावनी दी।

Being rude or cheeky

बेतूका होना

English Usage: His impertinent remarks at the meeting were not appreciated.

Hindi Usage: बैठक में उसकी बेतूकी बातें पसंद नहीं आईं।