1. optimistic hopeful that the best will happen in the future
  2. hot stuff the quality of being attractive and exciting
  3. aptitude inherent ability
  4. sob stuff a sentimental story of personal distress
  5. atavistic characteristic of a throwback
  6. Abudefduf damsel fishes
  7. optimist a person disposed to take a favorable view of things
  8. activist a reformer who works to achieve social or political change
  9. foodstuff a substance that can be used or prepared for use as food
  10. out of stock not available for sale or use
  11. breadstuff food made from dough of flour or meal and usually raised with yeast or baking powder and then baked
  12. overstuff stuff too much
  13. pikestaff the staff of a pike
  14. beef stew a stew made with beef
  15. activistic advocating or engaged in activism
  16. dyestuff a usually soluble substance for staining or coloring e.g. fabrics or hair
  17. tipstaff staff with a metal tip carried as a sign of office by e.g. a bailiff or constable
  18. active site the part of an enzyme or antibody where the chemical reaction occurs
  19. atavist an organism that has the characteristics of a more primitive type of that organism
  20. optative indicating an option or wish