1. undoubtedly certainly
  2. mud-beplastered covered with or as if with mud
  3. unflustered free from emotional agitation or nervous tension
  4. interparietal suture the suture uniting the two parietal bones
  5. indebtedness an obligation to pay money to another party
  6. windowpane oyster marine bivalve common in Philippine coastal waters characterized by a large thin flat translucent shell
  7. endoblast the inner germ layer that develops into the lining of the digestive and respiratory systems
  8. individualised made for or directed or adjusted to a particular individual
  9. undomesticated not domesticated
  10. output-to-input ratio the output power of a transducer divided by the input power
  11. Anne Dudley Bradstreet poet in colonial America (born in England) (1612-1672)
  12. anticatalyst (chemistry) a substance that retards a chemical reaction or diminishes the activity of a catalyst
  13. sandblaster a tool that throws out a blast of steam laden with sand
  14. double star a system of two stars that revolve around each other under their mutual gravitation
  15. undistorted without alteration or misrepresentation
  16. spotted sea trout weakfish of southern Atlantic and Gulf Coasts of United States
  17. entoblast the inner germ layer that develops into the lining of the digestive and respiratory systems
  18. untutored lacking in schooling
  19. individualized made for or adjusted to a particular person
  20. indubitability the quality of being beyond question or dispute or doubt

Sign up, it's free!

Whether you're a student, an educator, or a lifelong learner, Vocabulary.com can put you on the path to systematic vocabulary improvement.