| Keeping yourself in the game sharpens your skill set, which ultimately makes you a better employee, even in your current job. |
| This broad and undulating ridge gradually narrows and eventually sharpens to a knife edge just below the rocky summit slopes. |
| The pure process of cycling undoubtedly brings about a much closer relationship with the countryside, and sharpens one's senses of hearing and smell. |
| There's something about this time of year that somehow sharpens the sense of sadness that seems part and parcel of the bitter-sweet experience of Christmas time. |
| She sharpens her skills at practice in preparation for a pair of weekend games. |
| Evolution sharpens and refines their ability to lie about themselves. |
