1. water glass a glass for drinking water
  2. wire glass a glass that contains a layer of wire netting in it
  3. art class a class in which you learn to draw or paint
  4. upper class the class occupying the highest position in the social hierarchy
  5. junior class penultimate class in high school or college
  6. word class one of the traditional categories of words intended to reflect their functions in a grammatical context
  7. water closet a toilet in Britain
  8. utriculus a small pouch into which the semicircular canals open
  9. underclass the social class lowest in the social hierarchy
  10. master class a class given to talented students by an expert
  11. third class inexpensive accommodations on a ship or train
  12. upper-class occupying the highest socioeconomic position in a society
  13. outclass cause to appear in a lower class
  14. astragalus the bone in the ankle that articulates with the leg bones to form the ankle joint
  15. Astragalus large genus of annual or perennial herbs or shrubs of north temperate regions; largest genus in the family Leguminosae
  16. weatherglass a simple barometer for indicating changes in atmospheric pressure
  17. water clock clock that measures time by the escape of water
  18. trackless having no tracks
  19. Patroclus a friend of Achilles who was killed in the Trojan War
  20. starchless lacking starch