| Word | Definitions | Synonyms |
|---|---|---|
| sharpen | (verb) become sharp or sharper | - |
| (verb) make crisp or more crisp and precise | - | |
| (verb) raise the pitch of (musical notes) | - | |
| (verb) put (an image) into focus | Synonyms: focalise, focalize, focus | |
| (verb) make (one's senses) more acute | Synonyms: heighten | |
| (verb) give a point to | Synonyms: point, taper | |
| (verb) make sharp or sharper | - | |
| (verb) make (images or sounds) sharp or sharper | - |