sharp-eyed

Sharp was born in London, and spent the first seven years of his life traveling with his family around the US.

A sob rose in her throat, and broke from her lips transformed into a trembling, sharp, glad cry.

It was one of those long moments that makes a fellow draw his breath sharp when he thinks about it afterward.

Mrs. Vivian had hardly spoken when the sharp little vibration of her door-bell was heard in the hall.

Whatever you do, don't write a word to that Carr friend of yours; he's as sharp as a two-edged sword.

Robinson looked at him suspiciously as he took it, and the animals eyed him with evident distrust.