1. inspire serve as the inciting cause of
  2. inspired of surpassing excellence
  3. inspirer a leader who stimulates and excites people to action
  4. inspirit infuse with spirit
  5. insure protect by a contract of reimbursement in case of loss
  6. insipid lacking interest or significance or impact
  7. aspire have an ambitious plan or a lofty goal
  8. conspire act in agreement and in secret towards a deceitful purpose
  9. insidious working or spreading in a hidden and usually injurious way
  10. inspiration arousal of the mind to unusual activity or creativity
  11. insecure lacking in safety
  12. insurer a financial institution that sells insurance
  13. insider an officer of a corporation or others who have access to private information about the corporation's operations
  14. inspiring stimulating or exalting to the spirit
  15. uninspired having no intellectual or emotional or spiritual excitement
  16. insobriety a temporary state resulting from excessive consumption of alcohol
  17. ensnare take or catch as if in a trap
  18. expire lose validity
  19. conspiracy a plot to carry out some harmful or illegal act
  20. in store in readiness; awaiting