1. assessor an official who evaluates property in order to tax it
  2. necessary absolutely essential
  3. accessary someone who helps another person commit a crime
  4. accessory a supplementary component that improves capability
  5. assess estimate the nature, quality, ability or significance of
  6. unnecessary not needed
  7. emissary someone sent to represent another's interests
  8. Caesar conqueror of Gaul and master of Italy (100-44 BC)
  9. acinar pertaining to one of the small sacs (as in a compound gland)
  10. assure inform positively and with certainty and confidence
  11. janissary elite Turkish soldier who was a member of the Sultan’s guard
  12. Janissary a Turkish soldier
  13. Aesir (Norse mythology) the chief race of gods living at Asgard
  14. Assur an ancient Assyrian city on the Tigris and traditional capital of Assyria; just to the south of the modern city of Mosul in Iraq
  15. Acer type genus of the Aceraceae
  16. incessant uninterrupted in time and indefinitely long continuing
  17. ice bear white bear of Arctic regions
  18. access the right to enter
  19. assessee a person (or property) that is assessed
  20. assayer an analyst who assays (performs chemical tests on) metals