1. oxymoron conjoined contradictory terms
  2. Sumerian of or relating to ancient Sumer or its inhabitants
  3. Smyrna a port city in western Turkey
  4. Cimmerian intensely dark and gloomy as with perpetual darkness
  5. serene not agitated
  6. San Marino the smallest republic in the world
  7. sumo ring the circular ring in which Sumo wrestlers compete
  8. cimarron wild sheep of mountainous regions of western North America having massive curled horns
  9. moral concerned with principles of right and wrong
  10. Cimarron a river that rises in northeastern New Mexico and flows eastward into Oklahoma where it becomes a tributary of the Arkansas River
  11. Coumarouna tropical American trees: tonka beans
  12. simmering cooking in a liquid that has been brought to a boil
  13. Fomorian one of a group of Celtic sea demons sometimes associated with the hostile power of nature
  14. moron a person of subnormal intelligence
  15. Semarang a port city is southern Indonesia; located in northern Java
  16. Samarang a port city is southern Indonesia; located in northern Java
  17. mourn feel sadness
  18. Picea mariana small spruce of boggy areas of northeastern North America having spreading branches with dense foliage; inferior wood
  19. siren a warning signal that is a loud wailing sound
  20. Sphyraena type and sole genus of the Sphyraenidae: barracuda