1. catkin a cylindrical spikelike inflorescence
  2. cotan ratio of the adjacent to the opposite side of a right-angled triangle
  3. quotidian found in the ordinary course of events
  4. cotton erect bushy mallow plant or small tree bearing bolls containing seeds with many long hairy fibers
  5. cotilion a lively dance originating in France in the 18th century
  6. caducean of or relating to a caduceus
  7. toucan brilliantly colored arboreal fruit-eating bird of tropical America having a very large thin-walled beak
  8. Goethean of or relating to or in the manner of Goethe
  9. cotinga passerine bird of New World tropics
  10. cotillion a lively dance originating in France in the 18th century
  11. cotton gin a machine that separates the seeds from raw cotton fibers
  12. condign fitting or appropriate and deserved
  13. conquer take possession of by force, as after an invasion
  14. cotton on understand, usually after some initial difficulty
  15. Gota Canal a canal for small oceangoing ships to enter Lake Vanern in Sweden
  16. cottage a small house with a single story
  17. quotation a passage or expression that is cited
  18. cotyledon embryonic leaf in seed-bearing plants
  19. shotgun firearm that is a double-barreled smoothbore shoulder weapon for firing shot at short ranges
  20. catkinate resembling a catkin