1. from nowhere without warning
  2. foremother a woman ancestor
  3. formalwear attire to wear on formal occasions in the evening
  4. film noir a movie that is marked by a mood of pessimism, fatalism, menace, and cynical characters
  5. formulary of or relating to or of the nature of a formula
  6. Crimean War a war in Crimea between Russia and a group of nations including England and France and Turkey and Sardinia; 1853-1856
  7. framing a framework that supports and protects a picture or a mirror
  8. formicary a mound of earth made by ants as they dig their nest
  9. firmness the trait of being resolute
  10. frumenty sweet spiced porridge made from hulled wheat
  11. from the heart very sincerely
  12. form-only being a matter of form only; lacking substance
  13. ferment cause to undergo the breakdown of sugar into alcohol
  14. Fremontia flannelbush
  15. Fremont United States explorer who mapped much of the American west and Northwest (1813-1890)
  16. pheromone a chemical substance secreted externally by some animals (especially insects) that influences the physiology or behavior of other animals of the same species
  17. foreman a person who exercises control over workers
  18. foramen a natural opening or perforation through a bone or a membranous structure
  19. variometer a measuring instrument for measuring variations in a magnetic field
  20. verminous of the nature of vermin; very offensive or repulsive