1. hearing-impaired having a hearing loss
  2. hearing impairment impairment of the sense of hearing
  3. incumbent necessary as a duty or responsibility; morally binding
  4. healing herb leaves make a popular tisane
  5. selling point a characteristic of something that is up for sale that makes it attractive to potential customers
  6. ambiguity unclearness by virtue of having more than one meaning
  7. sailing boat a small sailing vessel; usually with a single mast
  8. Heilong Jiang an Asian river between China and Russia
  9. boiling point the temperature at which a liquid boils at sea level
  10. holding company a company with controlling shares in other companies
  11. impact the striking of one body against another
  12. cleaning implement any of a large class of implements used for cleaning
  13. milling machine machine tool in which metal that is secured to a carriage is fed against rotating cutters that shape it
  14. slingback a shoe that has a strap that wraps around the heel
  15. sealing wax fastener consisting of a resinous composition that is plastic when warm; used for sealing documents and parcels and letters
  16. compact closely and firmly united or packed together
  17. filing cabinet office furniture consisting of a container for keeping papers in order
  18. powder compact a small cosmetics case with a mirror
  19. unkempt not properly maintained or cared for
  20. polling booth a temporary booth in a polling place which people enter to cast their votes