Definition: inappropriately bold or forward
Part of Speech: Adjective
Synonym(s): rude, ill-mannered
Antonym(s): polite, respectful
1. The impertinent teen often spoke when he was supposed to be quiet.
2. Because the man is impertinent, he often interrupts private conversations.
3. When my impertinent daughter wouldn’t stop being rude, I sent her to bed.