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Webster 1828 Edition

ppr.

Rubbing for the purpose of making sharp; sharpening; provoking; inciting; stimulating.

whetting

whetting ‎(plural whettings)

The process by which something is whetted.
- 1892, Félix Régamey, Mary French Sheldon, Eli Lemon Sheldon, Japan in art and industry
  Sand, a series of whettings on stones, and, by way of finish, charcoal of magnolia, are used in polishing.