His eye had been sharper than mine at the pool.
The old fisherman's eyes were not so sharp at night any more.
The cool night air, thin and sharp at two thousand feet, was like a slap of cold water.
Can people really be getting sharper and more ignorant at the same time?
The arrowhead was very sharp both at the point and along the edges.
Yet the performers' movements could have been sharper at times.
"I'm certain that's why he was so sharp with you at breakfast."
Most people here left sharp at five o'clock these days.
Be ready sharp at two o'clock, if you want her.
Just shows that a mind can still be sharp at 70 even in a badly damaged body.