1. Goa powder a bitter yellow powder used to treat skin diseases
  2. sea poker small slender fish with body covered by bony plates
  3. cowpoke a hired hand who tends cattle and performs other duties on horseback
  4. goober pod of the peanut vine containing usually 2 nuts or seeds
  5. cooker a utensil for cooking
  6. poker any of various card games in which players bet that they hold the highest-ranking hand
  7. booker someone who engages a person or company for performances
  8. Cowper English surgeon who discovered Cowper's gland (1666-1709)
  9. gawker a spectator who stares openly
  10. co-worker an associate that one is employed with
  11. draw poker poker in which a player can discard cards and receive substitutes from the dealer
  12. backpacker a hiker who wears a bag over the shoulder
  13. cookery the act of preparing something by the application of heat
  14. conker the inedible nutlike seed of the horse chestnut
  15. corker a machine that is used to put corks in bottles
  16. cocker a small breed with wavy silky hair
  17. ragpicker an unskilled person who picks up rags from trash cans and public dumps as a means of livelihood
  18. cowpox a viral disease of cattle causing a mild skin disease affecting the udder; formerly used to inoculate humans against smallpox
  19. gas cooker a range with gas rings and an oven for cooking with gas
  20. speaker someone who expresses in language