return "un" + s;

}

​

function intensify(s) {

  return "plus" + s;

}

​

function reinforce(s) {

  return "double" + s;

}

​

function testNewSpeak() {

  console.log('Prints uncold')

  console.log(negate('cold'))

  console.log()

  console.log('Prints pluscold')

  console.log(intensify('cold'))

  console.log()

  console.log('Prints plusuncold')

  console.log(intensify(negate('good')))

  console.log()

  console.log('Prints doubleplusungood')

  console.log(reinforce(intensify(negate('good'))))

}

​

testNewSpeak();

​