roughen

How to use roughen in a sentence

• The rubber used should not be of a harsh grade, since that will roughen the face of the paper and probably cause the ink to run.

  Mechanical Drawing Self-Taught | Joshua Rose

• Take a piece of sand-paper and roughen the edges of the break as far around as the size of the patch.

  Secrets of Wise Men, Chemists and Great Physicians | William K. David

• The path, to be sure, does not roughen until one has gone along it for twenty-eight hundred miles.

  American Big-Game Hunting | Various

• Heading weatherward, he gave more heed to the wheel, for there were signs that the water was going to roughen somewhat.

  The Motor Boat Club and The Wireless | H. Irving Hancock

• No amount of the hardest known abrasive will even roughen its surface.

  The Skylark of Space | Edward Elmer Smith and Lee Hawkins Garby