SHARPEN

Definition

1. verb make sharp or sharper.
2. verb make crisp or more crisp and precise.
3. verb become sharp or sharper.
4. verb put (an image) into focus. — synonyms: focus, focalize, focalise
5. verb make (images or sounds) sharp or sharper.
6. verb raise the pitch of (musical notes).
7. verb give a point to. — synonyms: taper, point
8. verb make (one's senses) more acute. — synonyms: heighten