Answer:

sharpen

Answer	Crossword Clue
SHARPEN	Prepare for use, as a pencil
SHARPEN	Use a whetstone on
SHARPEN	Put a fresh point on

SHARPEN	Improve, as skills
SHARPEN	Intensify
SHARPEN	Make a point
SHARPEN	Give an edge to
SHARPEN	Prepare to use, as a pencil
SHARPEN	Hone
SHARPEN	Make a point.
SHARPEN	Make keener.

SHARPEN	Put an edge on.
SHARPEN	Give a fine point to.
SHARPEN	Fix a pencil
SHARPEN	Whet
SHARPEN	Stimulate
SHARPEN	Give an edge
SHARPEN	Use an oilstone
SHARPEN	Get to the point of?

SHARPEN	Make a point, in a way
SHARPEN	Make a point, perhaps
SHARPEN	Make a point of
SHARPEN	Make a finer point
SHARPEN	Use a whetstone
SHARPEN	Add a point to?
SHARPEN	Fine-tune

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.