Sharpen - Crossword Clue, Answer and Explanation

'sharpen' is the definition.
(I know that edge is a more specific form of sharpen)

This is all the clue.

(Other definitions for edge that I've seen before include "Sharpness of mind" , "Brim" , "Bite" , "Move carefully; limit" , "Intense quality; limit" .)

I've seen this clue in the Penny Press, The Wall Street Journal, The Times, The Sun, the LA Times, the King Feature Syndicate, The Mirror, the Universal, the USA Today, the Evening Standard, The Star Tribune, The Guardian, The Independent, The New York Times and The Telegraph.

'sharpen' is the definition.
(I know that hone is a more specific form of sharpen)

This is all the clue.

(Other definitions for hone that I've seen before include "Sharpen tool on stone" , "Strop" , "Smooth stone" , "Sharpen (a blade)" , "Polish" .)

I've seen this clue in the Penny Press, The Wall Street Journal, The Times, The Sun, the LA Times, the King Feature Syndicate, The Mirror, the Universal, the USA Today, the Evening Standard, The Star Tribune, The Guardian, The Independent, The New York Times and The Telegraph.

'sharpen' is the definition.
(I know that strop is a more specific form of sharpen)

This is the entire clue.

(Other definitions for strop that I've seen before include "Prime cutthroat" , "Leather strap used to sharpen razors" , "rage" , "Fit of bad temper" , "Piece of leather on which razor is sharpened" .)

I've seen this clue in the Penny Press, the King Feature Syndicate, the USA Today, the Newsday and the Evening Standard.

Sharpen (4)