1. study hall a period of time during the school day that is set aside for study
  2. stateless without nationality or citizenship
  3. studious characterized by diligent study and fondness for reading
  4. stalls a farm building for housing horses or other livestock
  5. studiously in a studious manner
  6. studhorse adult male horse kept for breeding
  7. details true confidential information
  8. Daedalus an Athenian inventor who built the labyrinth of Minos
  9. stateliness impressiveness in scale or proportion
  10. sweet talk flattery designed to gain favor
  11. sweet-talk influence or urge by gentle urging, caressing, or flattering
  12. skittles a bowling game that is played by rolling a bowling ball down a bowling alley at a target of nine wooden pins
  13. soundless marked by absence of sound
  14. Psilotales lower vascular plants having dichotomously branched sporophyte divided into aerial shoot and rhizome and lacking true roots
  15. subtilise make (senses) more keen
  16. Cycadales primitive tropical gymnosperms abundant in the Mesozoic, now reduced to a few scattered tropical forms
  17. Xyridales an order of monocotyledonous herbs
  18. totalise make into a total
  19. stately home a mansion that is occupied by an aristocratic family
  20. studiousness diligent study