1. Twin Falls a waterfall in the Snake River in southern Idaho
  2. tin foil foil made of tin or an alloy of tin and lead
  3. tinfoil foil made of tin or an alloy of tin and lead
  4. tenfold by ten times as much
  5. ten-fold containing ten or ten parts
  6. tunefully in a melodious manner
  7. tuneful having a musical sound; especially a pleasing tune
  8. Thamnophilus a genus of Formicariidae
  9. frivolous not serious in content, attitude, or behavior
  10. twinflower creeping evergreen subshrub of the northern parts of Europe and Asia with delicate fragrant tubular bell-shaped usually pink flowers borne in pairs
  11. tunefulness the property of having a melody
  12. tone of voice the quality of a person's voice
  13. trivialize make insignificant
  14. trivialise make trivial or insignificant
  15. trefoil a plant of the genus Trifolium
  16. tinnevelly senna erect shrub having racemes of tawny yellow flowers
  17. kinfolk a person's relatives, collectively
  18. true-false offering a series of statements each of which is to be judged as true or false
  19. ninefold by a factor of nine
  20. tung oil a yellow oil obtained from the seeds of the tung tree