He has an 'impressive' vocabulary for a 10-year-old.
a large and 'impressive' [='imposing'] building
Her first performance was very 'impressive'.
(..) I have just slipped my cell-phone number into your pocket. Call me if you need any help. I will, inspector. Well... ...Monet. Very impressive, Monsieur Larocque. Very impressive, Inspector Clouseau. Please make yourself at home. Now, how can I help you? (..)2006 The Pink Panther
(..) No, it's just that I have an ear for such things. Here is your mojito. - Flame it. - No more bets. Impressive. I will remember that. I am Inspector Jacques Clouseau. I am here on a very important case. Boswell. Nigel Boswell. Agent . (..)2006 The Pink Panther