• noun:   (usually in combinations) one of several layers of cloth or paper or wood as in plywood
• noun:   one of the strands twisted together to make yarn or rope or thread; often used in combination

  Example: "Three-ply cord"

• verb:   apply oneself diligently

  Example: "Ply one's trade"

• verb:   use diligently

  Example: "Ply your wits!"

• verb:   wield vigorously

  Example: "Ply an axe"

• verb:   travel a route regularly

  Example: "Ships ply the waters near the coast"

• verb:   provide what is desired or needed, especially support, food or sustenance
• name:  A surname (very rare: popularity rank in the U.S.: #54880)

Related words...