1. cast down lower someone's spirits; make downhearted
  2. ghost town a deserted settlement (especially in western United States)
  3. cast aside throw or cast away
  4. hands down with no difficulty
  5. hands-down achieved without great effort
  6. cast iron an alloy of iron containing so much carbon that it is brittle and so cannot be wrought but must be shaped by casting
  7. cut down cause to come or go down
  8. cast-iron extremely robust
  9. closedown termination of operations
  10. doss down sleep in a convenient place
  11. cast on make the first row of stitches when knitting
  12. castration surgical removal of the testes or ovaries
  13. thistledown pappus of a thistle consisting of silky featherlike hairs attached to the seed-like fruit of a thistle
  14. castigate inflict severe punishment on
  15. cast around search anxiously
  16. caste system social structure in which classes are determined by heredity
  17. count down count backwards; before detonating a bomb, for example
  18. close down cease to operate or cause to cease operating
  19. gritstone a hard coarse-grained siliceous sandstone
  20. cast about search anxiously