Answer:

whets

Answer	Crossword Clue
WHETS	Sharpens
WHETS	Improves one's edge?
WHETS	Makes sharper

WHETS	Makes a point?
WHETS	Appetizers, e.g.
WHETS	Hones
WHETS	Sharpens, as a knife
WHETS	Stimulates, as an appetite
WHETS	Stimulates, as one's curiosity
WHETS	Piques, as an appetite
WHETS	Gives an edge to

WHETS	Readies a razor
WHETS	Puts an edge on
WHETS	Sharpens, as an appetite
WHETS	Grinds, perhaps
WHETS	Rubs on an oilstone
WHETS	Stimulates.
WHETS	Sharpens.
WHETS	Stimulates

WHETS	Makes more acute
WHETS	Excites
WHETS	Uses a strop
WHETS	Works on the edge
WHETS	Makes keen
WHETS	Sharpens an ax
WHETS	Sharpens an ax, e.g.
WHETS	Piques