1. return key the key on electric typewriters or computer keyboards that causes a carriage return and a line feed
  2. turnkey someone who guards prisoners
  3. retrench tighten one's belt; use resources carefully
  4. retiring of a person who has held and relinquished a position
  5. returning tending to be turned back
  6. return go or come back to place, condition, or activity where one has been before
  7. red-orange of orange tinged with red
  8. recurring coming back
  9. rotary wing the long airfoil that rotates to provide the lift that supports a helicopter in the air
  10. red herring something intended to distract attention from the main issue
  11. rethink change one's mind
  12. return ticket a ticket to a place and back (usually over the same route)
  13. returnable that may be returned
  14. patronage the business given to an establishment by its customers
  15. reburying the act of burying again
  16. retrain teach new skills
  17. retronym word introduced when an existing term has become inadequate
  18. strange unusual or out of the ordinary
  19. retraining training for a new occupation
  20. tree trunk the main stem of a tree