overselling

noun
  1. the act or practice of selling more than is available or promoting something excessively
verb
  1. to sell more of something than is available or can be delivered
  2. Usage: present participle or gerund form of 'oversell'
  3. to promote or describe something with exaggeration; to make something seem better or more valuable than it actually is
  4. Usage: present participle or gerund form of 'oversell'

Examples