1. tonic key the basic key in which a piece of music is written
  2. tonic a medicine that strengthens and invigorates
  3. donkey domestic beast of burden descended from the African wild ass
  4. tunicate primitive marine animal having a saclike unsegmented body and a urochord that is conspicuous in the larva
  5. tongue a mobile mass of muscular tissue located in the oral cavity
  6. niche a small concavity
  7. cotton cake the solid matter remaining after oil has been pressed from cottonseeds
  8. tunic loose fitting cloak or blouse extending to the hips or knees
  9. tonnage a tax imposed on ships that enter the US
  10. tonguelike resembling a tongue in form or function
  11. tongued provided with or resembling a tongue
  12. tunica an enveloping or covering membrane or layer of body tissue
  13. Tunicata tunicates
  14. dinkey a small locomotive
  15. honey cake a spicy cake partially sweetened with honey
  16. tonicity the elastic tension of living muscles, arteries, etc. that facilitate response to stimuli
  17. tonic water lime- or lemon-flavored carbonated water containing quinine
  18. tongs any of various devices for taking hold of objects
  19. moniker a familiar name for a person
  20. ethnically with respect to ethnicity