1. excise tax a tax that is measured by the amount of business done
  2. existent having existence or being or actuality
  3. systematics the science of systematic classification
  4. existential relating to or dealing with the state of being
  5. existence the state or fact of being
  6. exostosis a benign outgrowth from a bone
  7. waste material any materials unused and rejected as worthless or unwanted
  8. exhaust fumes gases ejected from an engine as waste products
  9. existentialism a philosophy that assumes that people are entirely free
  10. existentialist a philosopher who emphasizes freedom of choice and personal responsibility but who regards human existence in a hostile universe as unexplainable
  11. waste matter any materials unused and rejected as worthless or unwanted
  12. Toxostoma rufums common large songbird of eastern United States having reddish-brown plumage
  13. systematise arrange according to a system or reduce to a system
  14. systematize arrange according to a system or reduce to a system
  15. astomatous having no mouth or mouthlike opening
  16. exocentric not fulfilling the same grammatical role of any of its constituents
  17. system of rules a complex of methods or rules governing behavior
  18. estimator an expert at calculation
  19. stem turn a turn made in skiing
  20. bluestem wheatgrass valuable forage grass of western United States

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