1. suck up ingratiate oneself to; often with insincere behavior
  2. sack up make as a net profit
  3. soak up take in, also metaphorically
  4. scaup diving ducks of North America having a bluish-grey bill
  5. scup porgy of southern Atlantic coastal waters of North America
  6. psych up get excited or stimulated
  7. scrub wash thoroughly
  8. scrap a small fragment of something broken off from the whole
  9. scope the state of the environment in which a situation exists
  10. scoop the shovel or bucket of a dredge or backhoe
  11. succuba a female demon believed to have sexual intercourse with sleeping men
  12. screwup the complete mismanagement or mishandling of a situation
  13. scrip a certificate whose value is recognized by the payer and payee; scrip is not currency but may be convertible into currency
  14. sickbay a room for the treatment of the sick or injured
  15. stuck-up (used colloquially) overly conceited or arrogant
  16. skip jump lightly
  17. skep a domed beehive made of twisted straw
  18. screw up make a mess of, destroy or ruin
  19. scribe someone employed to make written copies of documents
  20. sick pay wages paid to an employee who is on sick leave