1. germanium a brittle grey crystalline element that is a semiconducting metalloid (resembling silicon) used in transistors; occurs in germanite and argyrodite
  2. firmness the trait of being resolute
  3. fireman a member of a fire department who tries to extinguish fires
  4. Firmiana small genus of Asian trees or shrubs
  5. ferment cause to undergo the breakdown of sugar into alcohol
  6. firmament the sphere on which celestial bodies appear to be projected
  7. farm animal any animals kept for use or profit
  8. foreman a person who exercises control over workers
  9. harmonium a free-reed instrument in which air is forced through the reeds by bellows
  10. farming the practice of cultivating the land or raising stock
  11. farm team a minor-league team that is owned by a major-league team
  12. farmhand a hired hand on a farm
  13. vitamin M a B vitamin that is essential for cell growth and reproduction
  14. fermion any particle that obeys Fermi-Dirac statistics and is subject to the Pauli exclusion principle
  15. wireman a worker who installs and repairs electric wiring
  16. vermin any of various small animals or insects that are pests
  17. Germanism a custom that is peculiar to Germany or its citizens
  18. germane relevant and appropriate
  19. varmint any usually predatory wild animal considered undesirable
  20. verminous of the nature of vermin; very offensive or repulsive